STAY FLAT MAILERS

Rigid Protection.
Professional Delivery.

Tripak stay flat mailers keep important documents, photos and printed materials rigid, flat and protected from creasing and bending.

Green outlined shield with a checkmark, encircled by a ring.

Rigid Protection

Sturdy design keeps contents flat and damage free.

Icon with three overlapping green squares inside a green circle.

Professional Appearance

Smooth, neat finish enhances your brand and presentation.

A green line drawing of a leaf inside a green circle on a white background.

Lightweight & Efficient

Saves on postage without sacrificing durability.

Brown cardboard envelopes, one marked "DO NOT BEND," with a partially open envelope showing a photograph inside.

STAY FLAT MAILERS

Rigid Protection.
Professional Delivery.

Tripak stay flat mailers keep important documents, photos and printed materials rigid, flat and protected from creasing and bending.

Green outlined shield with a checkmark, encircled by a ring.

Rigid Protection

Sturdy design keeps contents flat and damage free.

Icon with three overlapping green squares inside a green circle.

Professional Appearance

Smooth, neat finish enhances your brand and presentation.

A green line drawing of a leaf inside a green circle on a white background.

Lightweight & Efficient

Saves on postage without sacrificing durability.

Ideal for A Wide Range of Applications

  • Icon of two overlapping pages with lines representing text, in dark green on a white background.

    Documents & Proposals

  • Icon of two mountains and the sun in dark green on a white background.

    Photos & Artwork

  • Icon of an open book drawn with green lines on a white background.

    Magazines & Catalogs

  • Outline of a certificate with a ribbon rosette in dark green.

    Certificates & Awards

  • Icon of a folded pamphlet or brochure with a dark green outline on a white background.

    Marketing Materials

  • E-Commerce Shipments

Product Specifications

Material

Heavy Duty Kraft Paper Board

Construction

Stiffener board encased in kraft paper

Closure

Self-seal adhesive strip

Ease of Use

Peel & seal for quick packaging

Sizes

Standard & Custom Sizes Available

Recyclable

Yes

Custom Printing

Available

An annual report partially revealed from a brown cardboard folder.

Available Options

Stack of four brown cardboard envelopes on a gray background.

Multiple Sizes

A wide range of sizes to fit your documents and materials.

Beige cardboard mailing envelope with an adhesive strip and red line.

Self-Seal Closure

Strong, pressure-sensitive adhesive for secure sealing.

Closed tan file folder against a gray background.

Extra Rigid Board

High stiffness board for superior flat protection.

Cardboard box with "YOUR LOGO" printed on top.

Custom Printing

Add your logo or message for a professional look.

Popular Sizes (Inches)

6″ × 9″
9″ × 12″
10″ × 13″
12″ × 15″
14″ × 17″
9″ × 11.5″
12.5″ × 19″

Custom sizes available.

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boxKeep Your Documents Flat. Deliver with Confidence
Stay flat mailers from Tripak provide the rigid protection your important items deserve.

Contact Us Today