MMBM Expansion Poly Envelope Mailers 15x20 x4" Self-Seal Strip 200 Pcs

Expansive – These (SIZE) poly bags feature a gusseted bottom, allowing for more room to ship thicker items such as books, catalogs, and binders. They offer 20-40% more space compared to regular bags. Tear Proof – The (MIL) thick (SIZE) poly bags for shipping offer incredible durability, providing extra protection for your items during shipping with plastic bags for clothes and other contents. Waterproof – Designed to protect against moisture, these (SIZE) bags will keep your contents safe from water, ensuring your products stay dry during shipping, even in harsh conditions. Lightweight – These (Mil) poly bags are very lightweight, helping you avoid adding excess weight to your overall package, which is ideal for cost-effective shipping. Self-Adhesive – The (Size) poly bags for shipping come with a self-sealing peel-off strip for easy and secure closing, eliminating the need for additional tape.