Alliance Rubber Envelopes,No, 6,Bubble Cushioned,12-1/2""x19""Bubble Mailers offer strong, puncture-resistant air bubble protection, Ideal for mailing pictures, cassettes, jewelry and more, Tough outer layer provides stiffness and rugged durability, Design is lightweight for postage savings and water-resistant, Mailers feature a pressure-sensitive strip closure, Simply peel away liner and seal, Envelopes are preprinted with ""To"" and ""From"" address lines, Each contains 100 percent recycled paper, SKU: DLRDY082100