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Views: 500 Author: Cathy Publish Time: 2026-10-10 Origin: Site
Order quantity tolerance, also known as quantity variation or overrun/underrun allowance, defines how much the delivered quantity may differ from the quantity specified in the purchase order.
Suppose your company orders 20,000 custom kraft paper bags. If the PO allows a −2%/+3% variation, the supplier may deliver between 19,600 and 20,600 accepted bags, provided the contract permits that range and all other requirements are met.
Quantity tolerance is not permission to produce or deliver any amount the supplier chooses. It is a commercial arrangement designed to manage reasonable manufacturing variation while protecting the buyer's budget, inventory plan, and delivery schedule.
Custom kraft paper bags usually involve several production stages:
Kraft paper selection and preparation
Paper cutting and printing
Creasing and folding
Side-gusset and bottom formation
Handle attachment or twisting
Adhesive application and curing
Quality inspection and packing
Small variations can occur at different stages. Printing setup may consume paper, adhesive application may cause rejects, and handle attachment may produce bags that fail the approved strength or appearance requirements.
However, not every bag produced is an acceptable finished product. A bag with incorrect artwork, weak handle attachment, poor bonding, or dimensions outside the agreed specification should not automatically count as an accepted unit.
Term | What It Means |
|---|---|
MOQ | Minimum order quantity a supplier accepts for a production run |
Quantity tolerance | Permitted difference between the ordered and accepted delivered quantity |
Quality acceptance | The agreed method for determining whether bags meet specifications |
Production waste | Material or products lost or rejected during manufacturing |
These terms address different issues. A supplier's MOQ does not determine its delivery tolerance, and a quality inspection plan does not automatically authorize a shortage or an additional invoice.
Many disputes happen because buyers and suppliers use the word “quantity” to describe different numbers.
A reliable reconciliation should separate the following quantities for each bag size, paper type, handle, artwork version, and destination.
Quantity Type | Definition | Commercial Treatment |
|---|---|---|
Ordered quantity | The quantity stated on the confirmed PO | Starting point for the tolerance calculation |
Gross production | All bags manufactured before rejects and losses | Primarily a production-planning figure |
Accepted quantity | Finished bags that meet the approved requirements | Potentially billable, depending on the agreed terms |
Packed quantity | Accepted bags placed into cartons or bundles | Must reconcile with packing records |
Delivered quantity | Bags physically delivered at the agreed counting point | Used to investigate shortages or transit losses |
Invoiced quantity | Quantity charged to the buyer | Must follow the agreed settlement method |
No-charge spare bags should be recorded separately. They may be useful for future replacements, but they should not silently reduce the quantity of saleable bags or increase the invoice.
For example, if 10,000 bags are ordered and the supplier provides 100 additional bags free of charge, the packing list should distinguish the 10,000 ordered bags from the 100 spare bags.
This simple distinction makes production reconciliation, warehouse receiving, and invoice verification much easier.
There is no single percentage that is appropriate for every kraft paper bag order. A supplier may propose a particular allowance, but buyers should evaluate it against the actual production process and commercial requirements.
A plain brown kraft paper bag with one-color printing may have a different production risk from a premium shopping bag with multiple colors, reinforced bottoms, laminated surfaces, and twisted paper handles.
The appropriate tolerance depends on factors such as:
Order quantity and production batch size
Paper weight and material availability
Number of printing colors and artwork complexity
Bag dimensions and construction
Handle material and attachment method
Required appearance and strength
Packaging configuration and delivery schedule
Cost of excess inventory or a shortage
Business Requirement | Suggested Purchasing Approach | Main Consideration |
|---|---|---|
A retail launch requires a fixed minimum quantity | Specify a guaranteed minimum accepted quantity | Avoid a shortage that affects launch plans |
The budget cannot exceed the PO amount | Set an invoice cap and require approval for excess | Control total spending |
Artwork may change soon | Limit or prohibit excess production | Reduce obsolete inventory |
The bags are standard repeat items | Negotiate a clearly defined quantity range | Balance production efficiency and flexibility |
The bags are for a one-time promotion | Confirm the exact usable quantity needed | Avoid leftover stock after the campaign |
The bags have complex printing or handles | Review the production yield and reject risks | Make the allowance specific to the job |
A tolerance percentage should always be written into the quotation or PO. Do not rely on a verbal agreement or assume that a supplier's standard policy automatically applies to every order.
Kraft paper bag manufacturing involves material preparation, printing, converting, assembly, and inspection. Each stage can affect the number of acceptable finished bags.
The production plan should account for expected yield, but the supplier should not use an unexplained waste allowance as a substitute for a clear delivery commitment.
Paper rolls or sheets must be cut to the dimensions required for the bag body, gussets, and bottom. Setup adjustments, incorrect cuts, creases, or damaged paper can result in material loss.
The required paper grade and grammage should be confirmed before production to reduce the risk of material mismatch and unnecessary waste.
Custom printed kraft paper bags may require ink preparation, registration adjustments, color matching, and print-quality checks.
Some sheets or sections of paper may be consumed during setup before production reaches the approved standard. Multi-color designs and large solid-print areas can introduce additional quality-control considerations.
Paper bags must be folded and bonded accurately to maintain their shape and strength. Incorrect folds, adhesive problems, uneven bottoms, or poor side-gusset formation may lead to rejected bags.
Twisted paper handles, flat paper handles, and cotton rope handles involve different materials and attachment processes.
A bag may look acceptable but still fail inspection if its handles are loose, incorrectly positioned, or unable to meet the agreed performance requirements.
Finished bags may be rejected because of printing defects, stains, tears, poor bonding, incorrect dimensions, or visible damage.
Packing can also create counting discrepancies when cartons contain different quantities, partial bundles, or mixed bag designs.
A basic planning formula is:
Required gross production = Required accepted output ÷ Expected yield
For example, if a buyer needs 10,000 accepted bags and the documented expected production yield is 98%, the estimated gross production input is:
10,000 ÷ 0.98 = approximately 10,205 bags.
This is a production-planning example only. The 98% yield is an assumed figure, not a guaranteed industry benchmark or permission to invoice for the additional production.
The supplier should distinguish internal manufacturing waste from accepted finished bags delivered to the customer.
Once the order quantity and tolerance have been agreed, the permitted delivery range is straightforward to calculate.
For an ordered quantity (Q), an underrun allowance (u), and an overrun allowance (o):
Minimum accepted quantity = Q × (1 − u)
Maximum accepted quantity = Q × (1 + o)
The percentages are expressed as decimals in the formulas.
Assume the PO specifies 10,000 kraft paper shopping bags with a −2%/+3% tolerance.
Item | Calculation | Quantity |
|---|---|---|
Ordered quantity | Confirmed PO | 10,000 |
Maximum permitted shortage | 10,000 × 2% | 200 |
Minimum permitted delivery | 10,000 − 200 | 9,800 |
Maximum permitted excess | 10,000 × 3% | 300 |
Maximum permitted delivery | 10,000 + 300 | 10,300 |
Under this example, 9,800 to 10,300 accepted bags fall within the numerical range. Whether a particular delivery can be invoiced or accepted still depends on the PO terms.
If your business must receive at least 10,000 usable bags, a tolerance that allows an underrun may not be suitable.
For example, an order for 10,000 bags with a −2% tolerance could permit delivery of only 9,800 bags. If the buyer needs 10,000 bags for a campaign, that shortage may cause operational problems.
A clearer requirement would be:
Minimum accepted delivery: 10,000 conforming kraft paper bags.
The supplier can then quote the production plan and commercial terms required to meet that minimum.
Carton packing can create another source of quantity variation.
Suppose each carton contains 200 bags. An order of 10,000 bags equals exactly 50 cartons. But if the order quantity is 10,050 bags, the supplier must clarify whether to pack a partial carton, round to full cartons, or adjust the packing quantity.
Packing Decision | Quantity | Consideration |
|---|---|---|
50 full cartons | 10,000 | Short of a 10,050-unit target |
50 full cartons plus 50 bags | 10,050 | Requires partial-carton handling |
51 full cartons | 10,200 | Exceeds the target by 150 bags |
The PO should specify whether partial cartons are acceptable and whether the buyer must approve excess quantities before shipment.
Kraft paper bags are not all manufactured to the same specifications. Material, dimensions, printing, and construction influence both production planning and the commercial value of each accepted bag.
Kraft paper is available in different grammages and grades. A heavier paper may provide a firmer feel or support a particular design, but the appropriate specification depends on bag size, construction, and intended use.
The purchase order should identify the agreed paper grade, grammage, color, and any special material requirements. A supplier should not substitute a different paper specification without approval.
Large shopping bags, compact takeaway bags, and bags with wide gussets have different material requirements and production settings.
For each SKU, specify:
Bag width, height, and gusset dimensions
Paper grammage and material grade
Bottom construction and reinforcement
Handle type and attachment method
Printing coverage and artwork version
Packing quantity per carton
A surplus of one bag size should not automatically compensate for a shortage of another size.
Custom kraft paper bags may include one-color or multi-color printing, logos, text, patterns, or other decorative elements.
Buyers should approve a final artwork file and, where appropriate, a production sample before mass production. The agreed acceptance criteria should cover color, print position, legibility, and any required finish.
If a design changes after approval, the parties should document how the change affects existing production, material usage, delivery dates, and costs.
Handle options may include twisted paper handles, flat paper handles, and cotton rope handles.
The PO should specify the handle material, color, dimensions, attachment position, and applicable strength or performance requirements. Additional components should be checked independently when they are critical to the finished bag.
The final accepted quantity should reflect complete bags that meet the approved construction requirements—not just paper bodies produced before handle assembly.
The invoice method should be agreed before production begins. A tolerance percentage alone does not explain how much the supplier can charge.
Settlement Model | Invoice Rule | Best Fit | Main Risk |
|---|---|---|---|
Actual accepted quantity | Charge for the accepted quantity delivered, within the agreed terms | Repeat custom bag orders | Unapproved excess can increase the invoice |
Fixed lot price | Charge the agreed lot price for the specified production arrangement | Buyers prioritizing budget predictability | The minimum guaranteed delivery must be clear |
Capped actual quantity | Charge actual accepted units, subject to an agreed invoice cap | Strict purchasing-budget control | The treatment of excess production must be defined |
Example 1: Accepted Overrun Within the Agreed Range
A buyer orders 10,000 bags and permits up to 3% excess. The supplier delivers 10,200 accepted bags.
If the PO authorizes actual-quantity invoicing, the invoice may be calculated using 10,200 bags at the agreed unit price.
Example 2: Underrun Within the Agreed Range
A buyer orders 10,000 bags with a permitted 2% shortage. The supplier delivers 9,900 accepted bags.
Under an actual-quantity model, the invoice may be based on 9,900 bags. However, the buyer should check whether the shortage affects a guaranteed minimum or triggers a separately agreed remedy.
Example 3: Excess Above the Agreed Range
The maximum permitted quantity is 10,300 bags, but the supplier proposes shipping 10,600.
The supplier should obtain the buyer's written approval before dispatch if the PO requires it. The parties should agree on the treatment of the additional 300 bags rather than negotiating after delivery.
Example 4: Defective Bags Found During Inspection
A shipment contains 10,100 bags, but 150 are found to be nonconforming under the agreed inspection process.
The physical count is 10,100, but the accepted quantity may be 9,950 if the 150 bags are validly rejected and not replaced. The final settlement depends on the contract's inspection and remedy provisions.
Manufacturing scrap is normally a production-cost issue rather than an accepted delivery quantity. The supplier should account for expected production losses in its quotation or disclose any separately agreed development or setup charges.
Buyers should avoid paying for rejected bags as if they were conforming finished products unless a specific, clearly documented commercial arrangement applies.
There is no universal spare-bag percentage suitable for every project. The required quantity depends on the intended use, product value, distribution conditions, order size, and replacement policy.
Spare bags can be useful for retail stores, e-commerce fulfillment, promotional events, and products that may be damaged during handling.
Spare Category | Why It May Be Needed | How to Specify It |
|---|---|---|
Warehouse spares | Replacement of damaged bags during storage | Fixed quantity or agreed percentage |
Retail-use spares | Bags damaged during customer service or store handling | Based on expected usage |
Promotional-event spares | Additional bags for unexpected attendance or demand | Based on the event plan |
Quality-control samples | Testing of print, construction, and performance | Defined in the inspection plan |
Retain samples | Future comparison or investigation of complaints | Quantity and storage responsibility specified |
If the buyer orders 10,000 kraft paper bags and separately requests 1% spare bags, the spare quantity would be:
10,000 × 1% = 100 spare bags.
The supplier should confirm whether the total shipment contains 10,000 bags plus 100 additional spares, or whether the 100 bags are included within the original quantity.
These two arrangements are not the same.
To prevent confusion, list spare bags as a separate line on the PO and packing list, with their quantity, unit price or no-charge status, and carton location.
The following sample clause is intended as drafting material for buyer and supplier review. Adjust it to the transaction and have it reviewed where necessary.
Quantity and Settlement
The ordered quantity for each kraft paper bag SKU is specified in the confirmed purchase order. Each SKU shall be identified by its approved dimensions, paper grade and grammage, handle type, printing artwork, color requirements, and packaging configuration.
The permitted quantity variation shall be [__% decrease / __% increase] for each PO line. The minimum and maximum quantities shall be calculated from the ordered quantity and rounded to whole bags according to the agreed rounding method.
Only finished bags that conform to the approved specifications, pass the agreed quality acceptance process, and are packed and delivered at the agreed counting point shall qualify as accepted units.
Manufacturing scrap, rejected bags, unapproved reworked bags, setup waste, and damaged units shall not be counted as accepted units. Any excess quantity above the agreed maximum shall require the buyer's prior written approval before shipment.
The invoice shall be calculated according to [actual accepted quantity delivered / agreed fixed lot price / actual accepted quantity subject to an invoice cap].
No-charge spare bags shall be identified separately and shall not reduce the required accepted quantity. Any shortage, excess, rejected quantity, replacement, credit, or return shall be handled according to the agreed purchase order terms.
The supplier shall provide a final quantity reconciliation showing the ordered quantity, gross production quantity where applicable, accepted quantity, rejected quantity, packed quantity, spare quantity, carton count, and shipped quantity.
Field | Information to Confirm |
|---|---|
SKU | Buyer item number |
Bag description | Kraft paper shopping bag or other specified type |
Bag dimensions | Width × height × gusset |
Paper specification | Grade, grammage, color |
Handle specification | Type, material, color, attachment |
Artwork | Approved artwork file and revision |
Ordered quantity | Nominal quantity |
Minimum quantity | Lowest permitted accepted delivery |
Maximum quantity | Highest permitted delivery without further approval |
Carton packing | Bags per carton and partial-carton policy |
Spare quantity | Separate quantity and billing status |
Invoice method | Actual quantity, fixed lot, or capped actual |
Delivery point | Named destination and agreed counting point |
Before approving a quotation, ask five questions:
Does the tolerance apply to each bag size and artwork version?
Does it allow both shortages and excess quantities?
Is the percentage calculated from gross production or accepted finished bags?
Can excess quantities be invoiced without written approval?
How will carton rounding, spare bags, and rejected units be handled?
A clear receiving procedure helps prevent disputes over production shortages, packing errors, and transit damage.
Compare the final inspection report, packing list, carton count, bags per carton, and agreed spare quantity.
Confirm that each SKU is recorded separately and that the total quantity matches the purchase order terms.
Carton labels should identify the bag SKU, size, artwork revision where relevant, lot or batch reference, and piece count.
Mixed SKUs and partial cartons should be clearly identified to prevent counting errors at the receiving warehouse.
Record the number of cartons received and note any visible carton damage, missing packages, or signs of tampering.
Photographs and receiving records can help distinguish a packing shortage from a loss or damage incident during transportation.
Inspect the relevant high-risk items first, including:
Bag dimensions and gusset formation
Paper grade and grammage as agreed
Printing accuracy and artwork version
Handle attachment and construction
Adhesive bonding and bottom strength
Stains, tears, wrinkles, and visible damage
Carton counts and partial cartons
The inspection method should follow the agreed quality plan rather than an informal visual check alone.
If a discrepancy is discovered, separate the affected bags where practical and retain the carton labels, count sheets, photographs, and relevant inspection evidence.
Do not mix disputed products into normal inventory before the discrepancy is documented and reviewed.
Prepare one reconciliation showing the ordered, packed, received, accepted, damaged, and disputed quantities.
Depending on the contract, the parties may agree on replacement bags, a credit, a corrected invoice, or another appropriate solution.
Problem | Likely Cause | Recommended Action | Prevention |
|---|---|---|---|
Invoice is higher than the PO amount | Supplier assumes excess bags are billable | Compare the PO, quotation, and invoice terms | Set an invoice cap or approval requirement |
One bag size is short while another is over | Quantities were combined across SKUs | Reconcile each size separately | Prohibit cross-SKU quantity offsets |
Total count is correct but some bags have the wrong artwork | Different versions were combined | Separate and count each artwork version | Approve and identify artwork revisions |
Handle attachment defects reduce usable quantity | Finished-bag inspection was insufficient | Inspect affected bags and apply the agreed remedy | Define handle and finished-product acceptance criteria |
Packing list and physical count differ | Partial cartons or counting errors | Recount cartons and verify labels | Standardize carton packing and labeling |
Buyer receives excess bags it cannot use | Overrun was not controlled | Review the agreement and agree on disposition | Require written approval for excess shipment |
Supplier charges for production waste | Scrap was confused with accepted output | Review the quotation and settlement clause | Define billable quantities before production |
Most disputes can be prevented by defining the accepted unit, quantity range, counting method, and invoice basis before production begins.
Use this checklist when purchasing custom kraft paper bags.
Confirm the nominal order quantity for every SKU.
Specify bag dimensions, paper grade, grammage, and color.
Approve the handle material, type, attachment, and performance requirements.
Approve the printing artwork and revision.
Define the minimum and maximum accepted delivery quantities.
State whether excess quantities require written approval.
Separate manufacturing scrap and rejected bags from accepted finished products.
Confirm the invoice method and any invoice cap.
Define bags per carton and the partial-carton policy.
List spare bags separately, including their quantity and billing status.
Confirm the inspection method and acceptable quality requirements.
Agree on the shipment count point and delivery destination.
Define the process for reporting shortages, damage, and quality issues.
Confirm the agreed remedy for shortages and nonconforming products.
A complete specification makes quotations easier to compare because each supplier is pricing the same bag design, production requirements, and quantity risk.
Payment depends on the agreed purchase order and applicable law. If the PO authorizes actual-quantity invoicing within a stated maximum, accepted excess quantities within that range may be billable. Excess above the agreed maximum should be handled according to the contract, including any requirement for prior written approval.
No single percentage should be treated as a universal standard for all kraft paper bags. The appropriate range depends on the production process, order size, printing complexity, construction requirements, and the buyer's inventory needs. The supplier and buyer should agree on a project-specific range in writing.
Defective bags should be assessed under the agreed quality acceptance and remedy provisions. A bag that does not meet the approved specifications should not automatically be counted as an accepted unit. The contract should explain how rejected products, replacement bags, and credits are handled.
No. MOQ is the minimum order quantity a supplier will accept for a production run or commercial arrangement. Quantity tolerance defines the permitted difference between the confirmed order quantity and the accepted delivery quantity. They should be agreed separately.
Yes, you can request an exact quantity, but the supplier should confirm whether it can guarantee that quantity and at what price. If you need at least 10,000 usable bags, state the minimum accepted delivery requirement clearly instead of relying on a nominal order quantity alone.
That depends on the PO. If spare bags are additional to the order, list them separately as additional units. If they are included within the ordered quantity, they cannot also be counted as extra bags beyond that quantity. The packing list should make the arrangement clear.
Not necessarily. A larger production run may improve setup efficiency, but printing complexity, paper quality, bag construction, and quality requirements can still affect production yield. Buyers should ask for a production plan and an agreed quantity commitment rather than assuming that order size guarantees exact output.
Provide the target quantity, bag dimensions, paper grade and grammage, handle type, artwork, printing requirements, packing specifications, delivery destination, and required delivery date. Also state the minimum and maximum accepted quantities and your preferred invoice method.
When requesting a quotation for custom kraft paper bags, provide a complete specification so the supplier can evaluate the design, materials, production process, and quantity requirements accurately.
