Ideal for efficient correspondence between departments Ruled on one side for 31 entries. Envelope is made with a material that inhibits the growth of mold and mildew to protect the product.

Patented release strip makes envelopes easy to open White Tyvek envelope with Flap-Stik closure and first-class border Puncture-resistant, tear-resistant, moisture-resistant and chemical-resistant Size: 10" x 15"