Quality Park® Tyvek® Envelopes, 9 1/2" x 12 1/2", First Class, Self-Adhesive, White, Box Of 100



    Made of water- and tear-resistant material for added protection

    • Release strip is easily accessible, yet maintains security of contents.
    • Flap-Stik closure requires no moisture to seal.
    • Keeps your mail protected against bad weather, spills and rough handling.