JAM PAPER Stay-Flat Photo Mailer Envelopes with Peel & Seal Closure - 11 x 13 1/2 - Brown Kraft - 6 Rigid Mailers/Pack Brown Kraft Recycled Stay Flat Photo Mailers Size: 11 x 13.5 Inches Quantity: 6 Mailer Envelopes per Pack Features a self-adhesive strip for quick and easy closure & is made from 100% recycled content These photo mailing envelopes are available in a variety of sizes.