Survivor‚® 10 x 13 x 1-1/2 DuPont Expansion Border Envelopes - 100 / CT - Mail - 10 Width x 13 Length - 1 1/2 Gusset - 14 lb - Self-sealing - 100 / Carton - White

Regular-weight Expansion Envelopes offer superior protection for mailing bulky items that are not too heavy. They are ideal replacements for costly boxes or cartons. Convenient Flap-Stik closure requires no moisture to seal. Simply peel and seal. Much stronger and more secure than traditional paper envelopes, these first-class envelopes are made of DuPont Tyvek and won't rip, tear or puncture. These 14 lb. expansion envelopes are also water-resistant and moisture-resistant. Open-end style offers easy insertion.

• Made with durable yet lightweight, 14 lb. DuPont Tyvek that's tough enough to resist punctures, tears, moisture and chemicals for long-lasting performance
• Gusseted sides that expand up to 1-1/2" to accommodate bulky items
• First-class border to communicate importance to recipient
• Self-seal, Redi-Strip closure for a clean, quick seal immediately on contact