Tyvek Expansion Mailer, 10 x 13 x 1 1 / 2, White, 18lb, 100 / Carton
Product Code: QUAR4200
Heavyweight 18 lb Tyvek Open End Expansion Mailers, #13 1/2, Square Flap, Redi-Strip Adhesive Closure, 10 x 13, White, 100/CT
Expandable fit made of rip and water resistant Tyvek material with self seal flap.Strong, lightweight envelopes made of Tyvek® material are half the weight of heavy-duty paper envelopes; save on postage with every mailing.Envelopes made with Tyvek® repel water and resist acids, bases, salts, rot, mildew and stains; perfect for storing taxes and essential papers in the home office.Redi-Strip ® envelopes seal tight to keep contents safe—just pull and press—adheres without moisture for a clean, instant seal.Ideal shipping envelopes for clothing, books, binders and big bulky papers.