100 Pack Rigid Mailers 9x12 inches – Self Adhesive White Photo Mailers Large– Mailing Supplies for Documents, Photos, CDs, Magazines, and Literature — Open-Box, 10% Off

Sturdy & Reliable: Our rigid mailer with size 9x12 come with 200 adhesive stickers “Do Not Bend” made of high-quality 420 GSM thick paperboard to protect item from bending, creasing, or crushing during shipping and handling.

Peel & Seal Convenience: Our photo mailers 9x12 inches feature a secure self-sealing adhesive strip - no extra tape needed. Perfect size for art prints, photos, CDs, certificates, A4 documents, paper, handbook, catalogue, literature, sheets, manual, booklets, invitations, blueprint, etc

Ideal for E-commerce: Our cardboard envelopes 9x12 inches are perfect to be used as photo mailers and for sending flat items like prints, brochures, catalogs, magazines, calendars or small electronics with minimal risk of bending

Perfect for Subscription Boxes: These stay flat mailers are great for including promotional materials, small merchandise, or subscription-based products that require safe and efficient packaging

Tear Strip for Easy Opening: Built-in tear strip allows for quick and effortless opening of the cardboard mailers 9x12 inches without damaging the contents.

Clear “Do Not Bend” Labels Included: Each pack of do not bend envelopes comes with 200 adhesive stickers, sized 2 x 1 inches, to ensure your packages are handled carefully and arrive intact.

Our cardboard envelopes are the perfect solution for securely mailing flat, lightweight items. These rigid mailers 9x12 are self-sealing and ideal for use as large white envelopes 9x12 self seal, calendar mailers, comic book mailers, document mailers, and more. Whether you need photo, or even photo mailers large like rigid mailers, our range covers all your shipping needs.Made from durable, high-quality materials, these rigid mailers and stay flat mailers provide excellent protection against bending, creasing, or damage during transit. Their sturdy construction makes them excellent rigid envelopes, document mailing envelopes, and cardboard mailer envelopes, while the crisp white finish delivers a polished, professional presentation.Each mailer envelope features a strong, self-sealing adhesive strip—no need for tape. A built-in tear strip offers a tamper-evident, easy-opening experience, making these ideal for business or personal use. Whether you're shipping photo envelopes, flat mailers, or photo mailers 9x12, you’ll find our 9photo mailers 9x12 provides both security and style photo mailers 9x12 9x12 rigid mailer cardboard mailers 9x12 cardboard envelopes 9x12