Cooler & Lunch Bags

OEM Structured Lunch Bag

Structured Lunch Box · School-supply and corporate lunch-bag procurement

Design reference for customization; final details subject to sampling.

Reference size
24 × 20 × 16 cm
MOQ
100 pieces combined per style
Sampling
Typically 7–10 days
Bulk production
Typically 30–45 days after approvals
Discuss OEM development Compare cooler and lunch bag formats

Made-to-order B2B production. Specifications are confirmed through sampling.

An OEM structured textile lunch bag for school-supply and corporate procurement programs—not a rigid plastic food container. Use the intended containers to check the divider, opening and lining; agree insulation testing separately.

Look closer at the construction

Use the interior and detail views to discuss your changes.

Structured lunch bag (Structured Lunch Box), interior design reference

Internal organization

The internal layout should follow the meal containers rather than a nominal capacity. Review whether a divider helps separate the kit or takes up needed space.

  • Structured body
  • Internal divider
  • Side mesh pocket
Structured lunch bag (Structured Lunch Box), detail design reference

Fabric and finishing

Consider the outer shell, insulation and lining as separate specification decisions. The detail image illustrates construction direction, not a verified thermal or leakage rating.

  • 600D polyester
  • Insulated lining

Reference visuals, not production approval. Features, construction and any performance requirement must be confirmed on your sample.

MATERIAL BUILD

Structured lunch bag materials

The listed materials are the starting direction for Structured Lunch Box. Review the shell, inside finish and support together before approving the production specification.

Structured lunch bag (Structured Lunch Box), detail design reference

Outer material

Reference direction600D polyester

The 600D polyester direction is the starting point for surface and color. Review it around structured corners and the opening seam.

Lining & inner finish

Reference directionInsulated lining

The insulated lining needs an agreed stack and internal finish. Do not infer cooling duration or leak resistance from its appearance.

Support & structure

Reference directionTo be defined with your sample

Specify how firm the body should be and how the divider meets the base. Layer thickness affects container clearance and closing space.

The close-up belongs to this design reference. It does not verify fiber composition, coating, recycled content or performance.

How to choose bag fabrics and linings

OEM specification options.

Tell us what should stay, what should change and which details matter most to your program. Options below are discussion points, not a fixed configuration.

Customization options

  • Insulation
  • Pocket layout
  • Handle
  • Decoration
Size & layout
Send meal-box and cooling-pack dimensions, plus the desired arrangement. Mark divider, lid-clearance and side-pocket needs.
Materials & trims
The reference materials are 600d polyester and insulated lining. Share the feel, weight, colors and trim finishes you want to keep or replace; material selection is confirmed before the sample is approved.
Brand & packaging
Send your logo artwork, preferred application, placement dimensions and packaging brief. Confirm colors and decoration on the sample before approving bulk production.

FUNCTIONAL DETAILS

Structured lunch bag design decisions

Use these checks to turn the Structured Lunch Box reference into a clear development brief.

Structured lunch bag (Structured Lunch Box), back design reference

Divider clearance

Choose the divider position around the actual containers. Confirm whether the divider is fixed or removable in the approved version.

Buyer questionWhich contents must be separated?

Structured closing space

Lid thickness and filled pockets reduce available height. Review the closed sample with every intended item inside.

Buyer questionWhat is the tallest container including its lid?

Side mesh pocket

Match the pocket opening and depth to the bottle or accessory. Review retention with the lunch box lifted by its handle.

Buyer questionWhich bottle diameter should the mesh accept?

Discuss changes before the pattern is finalized. The pictured configuration is not the final specification for your order.

YOUR DEVELOPMENT PROCESS

Developing your structured lunch bag

A practical sequence for developing Structured Lunch Box, with a clear input and review point at each stage.

  1. Define what must fit

    Your input
    Share the lunch container set, divider purpose and the bottle intended for the side pocket.
    Review output
    An agreed contents list, reference dimensions and priorities for this design.
  2. Choose the material set

    Your input
    Review 600d polyester and insulated lining against your preferred finish, color and use requirements.
    Review output
    Shell, inside finish, support and trim choices recorded together.
  3. Review the first sample

    Your input
    Load each divided area, close the lid without pressure and check side-pocket access with the box carried.
    Review output
    Written fit and function comments, with any required revisions identified.
  4. Approve the complete version

    Your input
    Confirm revised dimensions, artwork placement, materials, color references and all agreed changes.
    Review output
    An approved sample and specification for your order; unresolved points remain open.
  5. Set the bulk checks

    Your input
    Identify measurement, construction and appearance checkpoints. Agree separate tests if the brief includes performance requirements.
    Review output
    A check list tied to the approved version, not simply to the catalog images.
  6. Confirm packing & dispatch

    Your input
    Specify individual packing, labels, quantity per carton and the required dispatch information.
    Review output
    Agreed packing details and shipment coordination for the completed order.

SamplingTypically 7–10 days

Bulk productionTypically 30–45 days after approvals

Timing is a planning reference, subject to the agreed specification, material availability, revisions and production schedule.

How to review and approve a bag sample

Before approving the sample

Explore development capabilities
  1. Fit & access

    Fit the actual lunch containers and cooling packs, then check lid clearance and carry position.

  2. Construction

    Agree insulation, lining and cleaning requirements. Temperature duration and leakage must not be inferred from the illustration.

  3. Brand details

    Check artwork size, position, color, label wording and packing. Sign off the final specification and sample together before bulk production.

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