Bottom Gusset Poly Courier Bag

Bottom gusset poly mailer bag are flat poly mailers with an expandable bottom. These ultra-tough, light-weight mailers are made from a durable, moisture resistant, multi-layer blend of co-extruded polyethylene film. This innovative gusseted poly mailer eliminates the need for expensive and inconvenient boxes with void fill because it expands to fit and protect larger e-commerce shipments.