Office Depot(R) Poly Fashion Bubble Mailer, 2, 8 1/2in. x 11in, Assorted Colors, 284321 Protect your items in the mail with this moisture-resistant mailer Lightweight and durable to help protect the items you're mailing. Moisture-resistant design helps prevent water or other liquids from seeping through. Self-sealing design for your convenience. Item is available in multiple colors; no color choice available.