Stay Flat Rigid Mailers – 12.75" x 15", 25 Mailing Envelopes | Self Seal, Suitable for 9x12, 12x15, 11x14, 10x13 and

Key features

• Sturdy & Reliable: Each stay flat mailer is made from premium 450 GSM thick kraft paperboard, offering excellent protection against bending, creasing, or crushing.
• Self-Adhesive: These rigid flat mailers come with a self-seal adhesive allowing recipients to seal the paper mailers without having the need to apply external adhesive.
• Tear Strip for Easy Opening: Built-in tear strip allows for quick and effortless opening of the rigid mailers without damaging the contents inside.
• “Do Not Bend” Labels Included: Each pack of these stay flat mailers comes with "Do Not Bend" adhesive labels/stickers , sized 2 x 1 inches, to ensure your packages are handled carefully.
• Perfect for Subscription Boxes: Use these stay flat rigid mailers to protect photos, artwork, certificates, and important documents.
• White, Professional Look: Our clean, crisp white mailers envelope provides a polished, professional appearance, perfect for e-commerce businesses and personal use alike.

Free shipping included. 30-day hassle-free returns.