OPEN END EXPANSION MAILERS, DUPONT TYVEK, #13 1/2, CHEESE BLADE FLAP, SELF-ADHESIVE CLOSURE, 10 X 13, WHITE, 100/CARTON
Moisture- and rip-resistant mailer made of DuPont™ Tyvek® delivers heavyweight protection. Expandable design is ideal for shipping bulky contents like books, binders and reports. Flap-Stik® closure provides a secure, peel-and-press seal.