These rigid mailers provide a reliable solution for shipping and storing flat items that need to stay in good condition. Made from durable 550 GSM paperboard, they are designed to function as stay flat mailers that help prevent bending, folding, and creasing during transit. The 12.75 x 15 inch size is ideal for items such as photos, greeting cards, prints, and important documents. This product is well suited for small business owners, online sellers, offices, and individuals who regularly send flat materials. Whether used for business shipments or personal mail, these cardboard envelopes help maintain a clean and professional presentation. Each mailer features a self seal tear strip closure that makes packing simple and efficient. Insert your item, remove the strip, and press to seal securely without the need for additional tape. This helps speed up packing workflows while keeping the process neat and consistent. With sturdy construction and practical design, these flat mailers support general shipping needs where structure, convenience, and presentation matter. They are a dependable option for anyone looking for document mailers that combine ease of use with consistent performance.
Compact Shipping Pack - 12.75 x 15 inch white rigid mailers in a pack of 25 offer a space saving solution for organizing, storing, and mailing small flat items.
Do Not Bend Protection - Stay flat mailers help protect photos and documents from folding or creasing, keeping contents presentable during shipping.
Heavyweight Paperboard Strength - 550 GSM cardboard envelopes provide firm support, helping flat mailers maintain shape through handling and delivery.
Quick Seal Closure - Self seal tear strip design allows fast packing of shipping envelopes without tape, improving efficiency and reducing packing time.
Multi Purpose Mailing Use - Ideal for photo mailers, document mailers, and cardboard envelope mailers used in offices, online stores, and general shipping tasks.