A tear notch looks simple, but poor placement can damage the zipper, remove useful grip space, interrupt artwork, or make the first opening harder than expected.

The tear notch should sit below the finished top seal and above the zipper, with enough removable header for a clean grip and enough clearance to protect the reclosure. Buyers should approve its exact position on the final dieline and confirm it with filled-pouch opening tests.

At XINYUAN, we define the notch as part of the complete opening system. The four questions below help buyers specify that system without relying on a generic distance.

What should happen when the consumer tears the pouch open?

A notch can start a tear, but it does not automatically create a useful opening. The removed header must expose the zipper without damaging it or obstructing access.

The tear should remove the sealed header cleanly, leave the zipper usable, and create enough opening space for the consumer's next action. Buyers should define that sequence before setting the notch position.

Define the first-opening sequence

We first ask what the consumer will do after tearing. A shopper may pour small pieces, scoop a powder, remove one snack, or reach into a larger pouch. The opening needs to support that action. If the torn edge remains too close to the zipper, the consumer may struggle to grip and close the tracks. If too much header remains, the opening may feel awkward even though the zipper still works.

The buyer should also decide what the torn strip should look like. A clean, narrow header may be easy to discard, while a larger strip may include important artwork or instructions. The team should avoid placing essential product information on an area designed to be removed. We recommend marking the expected tear path on the artwork proof so purchasing, design, and production teams see the same result.

An empty digital image cannot show how the pouch behaves in use. The product fill changes stiffness and grip. Dust, oil, piece size, and headspace can also affect the way a consumer holds the package. We therefore ask buyers to judge the opening sequence with representative product inside.

Our stand-up pouch page gives buyers a relevant pouch-format reference. However, the final notch brief should describe the complete first-opening action, not only the presence of a notch.

How should the notch relate to the top seal and zipper?

Buyers sometimes approve each feature separately. That can leave too little room between the seal, tear line, and zipper when the complete top section is assembled.

The notch must be positioned inside a coordinated top layout that includes the final seal, removable header, tear path, zipper profile, and consumer grip area. Exact distances should follow the approved pouch construction.

Treat the top as one functional zone

We begin with the finished pouch height and work through the top section in order. The final seal needs its agreed area. The tear path needs to pass below that sealed header. The zipper needs to remain below the tear and stay intact after opening. The consumer also needs enough material to hold on both sides of the notch.

A fixed distance copied from another bag can be misleading. A small sample pouch and a large bulk pouch do not have the same proportions. Different zipper profiles, hang-hole layouts, materials, and sealing methods can also change the available space. We prefer a dimensioned drawing that shows every feature from the top cut edge rather than an instruction such as “put the notch in the normal place.”

The buyer's final sealing process matters as well. If the pouch is supplied open for filling and sealed later, the buyer or co-packer must confirm where its sealing bars contact the package. The notch should not create confusion about the usable seal zone. We recommend sharing the filling and sealing equipment details, current bag sample, or equipment drawing before final approval.

Our heat seal bag page is useful when a project depends on a final heat-sealing step. Buyers should still confirm the actual equipment and package layout for their own operation.

How do hang holes and artwork change tear-notch placement?

A notch may work mechanically but still conflict with a hang hole, logo, opening instruction, batch code, or other visible element in the top panel.

Buyers should place the notch only after mapping the hang hole, key artwork, removable header, coding area, and tear direction on one dieline. The top panel must work both before and after opening.

Coordinate function with shelf presentation

A hanging pouch uses its top area differently from a pouch that stands on a shelf. The hang hole needs enough surrounding material and a clear relationship to the tear path. The notch should not guide the tear into the hole or leave an awkward strip around it. The buyer should review the pouch both hanging and opened, because the pre-sale display and post-opening use are separate moments.

Artwork can also hide the notch or make the tear line unclear. We recommend giving the consumer an obvious visual cue when the brand design requires one. The cue should match the real notch location. Critical logos, instructions, and product information should remain outside the removable header unless the buyer intentionally accepts their removal.

For multiple SKUs, the team should decide whether the top layout will remain consistent. A shared feature position can simplify design control when pouch dimensions and construction allow it, but buyers should not force the same coordinates onto different bag sizes without review. Each dieline needs its own confirmation.

We provide free artwork and typesetting service. That support is most useful when the buyer provides the pouch size, hang method, zipper requirement, top-seal process, coding area, and artwork files together.

Our integrated production system covers raw-material production through finished products. We use that organization to keep the approved feature layout visible across artwork, bag making, and inspection rather than treating the notch as an isolated cut.

What should buyers test before approving bulk production?

A clean-looking sample can still tear diagonally, require an awkward grip, or damage the zipper when it is filled and handled like the final commercial pouch.

Buyers should test tear initiation, tear direction, header removal, zipper condition, product access, filled handling, and final sealing with the exact approved sample version before bulk production.

Create a repeatable opening test

We recommend starting with free in-stock samples when they can help compare general pouch feel, zipper use, and notch concepts. An in-stock sample may have a different size, material, seal, or feature position, so the buyer should record what it proves and what still needs custom confirmation.

A separately produced custom sample may require a sample fee. For a later bulk order, we can return that fee or deduct it from the bulk-order price, subject to the confirmed quotation. A printed pattern may also require a printing plate. The plate fee is paid to the plate-making factory. If the same printing pattern is reused later, a new plate fee is normally not needed. These commercial points should be confirmed in the quotation.

The opening test should use representative product and fill quantity. Several people should open samples using normal hand force and the intended opening cue. The team should note whether the tear starts at the notch, follows the expected path, removes the header, and leaves the zipper easy to use. The buyer or co-packer should also verify the final top seal on actual equipment.

Buyers can send the pouch dimensions, product description, fill quantity, zipper and hang-hole needs, sealing method, artwork, and sample goal through our contact page. A complete brief helps us review the notch as part of the whole package.

Conclusion

Place the tear notch by coordinating the top seal, removable header, zipper, hang hole, artwork, and filled-pouch opening test on one approved specification.