Survivor®, QUAR4290, 12 x 16 x 2 DuPont Tyvek Expansion Mailers with Self-Seal Closure, 100 / Carton, White

Made with durable yet lightweight, 18 lb. DuPont Tyvek that's tough enough to resist punctures, tears, moisture and chemicals for long-lasting performance Gusseted sides that expand up to 2" to accommodate bulky items Self-seal, Redi-Strip closure for a clean, quick seal immediately on contact Peel-off strip to protect adhesive from dust for a longer shelf life