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Roll-top backpack (Flex Roll-Top Backpack), front three-quarter design reference
Roll-top backpack (Flex Roll-Top Backpack), front three-quarter design reference Front view Roll-top backpack (Flex Roll-Top Backpack), back design reference Back / side view Roll-top backpack (Flex Roll-Top Backpack), interior design reference Interior Roll-top backpack (Flex Roll-Top Backpack), detail design reference Material detail

Front view

Front view

Use the arrows to switch views. Escape closes the image.
Backpacks

OEM Roll-Top Backpack

Flex Roll-Top Backpack · Urban-commuter backpack OEM programs

Design reference for customization; final details subject to sampling.

Reference size
48 × 30 × 15 cm
MOQ
100 pieces combined per style
Sampling
Typically 7–10 days
Bulk production
Typically 30–45 days after approvals
Discuss OEM development Compare backpack formats

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

An OEM roll-top backpack reference for brands sourcing urban-commuter backpacks. Define the usable capacity with the top rolled closed, then check the side zipper and padded back against the intended load.

Look closer at the construction

Use the interior and detail views to discuss your changes.

Roll-top backpack (Flex Roll-Top Backpack), interior design reference

Internal organization

A roll-top changes how the main compartment opens and closes. Discuss the inside layout alongside the intended rolled closure rather than treating capacity as a fixed shape.

  • Roll-top closure
  • Side access zipper
  • Padded back panel
Roll-top backpack (Flex Roll-Top Backpack), detail design reference

Fabric and finishing

Discuss shell texture, lining feel, padding and zipper finish together. The close-up is a visual reference; exact material weight and construction are agreed in the specification.

  • Coated polyester
  • 210D lining

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

MATERIAL BUILD

Roll-top backpack materials

The listed materials are the starting direction for Flex Roll-Top Backpack. Review the shell, inside finish and support together before approving the production specification.

Roll-top backpack (Flex Roll-Top Backpack), detail design reference

Outer material

Reference directionCoated polyester

The coated polyester reference provides a surface direction only. Agree coating, flexibility and finish; the image does not establish waterproof performance.

Lining & inner finish

Reference direction210D lining

The 210D lining needs to follow the roll-top opening without bunching. Review the transition between the flexible top and the body.

Support & structure

Reference directionTo be defined with your sample

Set roll height, closure webbing and back padding as one carry system. A thicker top can affect how many folds are practical.

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

  • Closure system
  • Coating
  • Internal organization
  • Branding
Size & layout
Specify the desired closed and expanded states, the contents list and the preferred access route. Mark side-access and closure changes on a reference.
Materials & trims
The reference materials are coated polyester and 210d 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

Roll-top backpack design decisions

Use these checks to turn the Flex Roll-Top Backpack reference into a clear development brief.

Roll-top backpack (Flex Roll-Top Backpack), back design reference

Roll depth & closure

The extended height is not the same as usable closed capacity. Decide the required fold allowance and how the closure is secured.

Buyer questionWhat must fit with the top properly closed?

Side-entry route

Side access needs to line up with the intended compartment. Confirm its opening length and whether a device can be removed while the top stays closed.

Buyer questionWhich item should side access reach?

Coating & seam decisions

A coated shell does not settle how seams and zippers behave. Put any moisture-related requirement in the brief for a separate construction and test discussion.

Buyer questionIs there a defined exposure or test requirement?

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

YOUR DEVELOPMENT PROCESS

Developing your roll-top backpack

A practical sequence for developing Flex Roll-Top Backpack, with a clear input and review point at each stage.

  1. Define what must fit

    Your input
    Share the normal and maximum carry loads, device dimensions and preferred roll-top closing method.
    Review output
    An agreed contents list, reference dimensions and priorities for this design.

  2. Choose the material set

    Your input
    Review coated polyester and 210d 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
    Pack both load sizes, close the top repeatedly and review side access without disturbing the contents.
    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

    Pack the proposed contents and close the roll top; check how much usable space remains in the agreed closure position.

  2. Construction

    Review side-access placement, closure security and back padding with the bag loaded. A coated shell is not a waterproof-bag claim.

  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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