Quality Park, QUAR4497, Tyvek Heavyweight Expansion Envelopes, 50 / Carton, White

Ideal replacement for costly box or carton Heavyweight White Tyvek with convenient, Flap-Stik closure Tear-resistant and moisture-resistant 50 / Carton Size: 12" x 16" x 4"You may also like Economy Disk/CD Mailer for CDs/DVDs, Square Flap, Redi-Strip Adhesive Closure, 7.5 x 6.06, White, 100/Carton | Bundle of 2 Cartons.