Stay Flat Mailers: 32.3x22.9cm /9.01x12.71 inch (45g) rigid mailers perfect to protect art prints, photos, CDs, books, certificates, documents, paper, etc

100 Pack Photo Document Mailers: The rigid mailers 9x12 are made of high quality thick paperboard material, Durable double-wall paper provides stiffness and protection against tearing and puncture

SELF SEALING & TEAR STRIP: cardboard mailers 9x12 are easy to peel and seal with a strong flap adhesive, no licking of glue or water to moisten when working with multiple mailings, tear strip design is convenient to tear and open the package without scissors

PROTECT PRIVACY: The untransparent white color and sturdy layers to block light and shield contents from view, greatly protect your privacy, Surface easily accepts inks, stamps and labels

EASY TO STORE & COST EFFECTIVE: 9x12 rigid mailers are easy to store. Our stay flat mailers 9x12 will help save you money as they are a low-cost versatile mailing solution with better edge and corner to protect your document