100 Pcs 14.5×19 Inch Poly Mailers Shipping Envelopes, Strong Adhesive Sealing…
HEAVY-DUTY TEAR & PUNCTURE RESISTANCE: Built to survive the warehouse floor.
POLYSELLS 1000 Pcs 10×13 Inch White Poly Mailers Shipping Envelopes, Strong
Material is waterproof, seal is not. High strength seams allow over-stuffing. Labels adhere easily.