1.Long size design - 50 PCS /Pack, suitable for mailing and storing long items, applicable to container bags, general packaging, and logistics packaging.
2.Waterproof design -This Poly Mailers are waterproof and stain-resistant
3.Sturdy Construction - The long poly mailers are made from high-quality PE raw materials, in a thickened version with a double-sided thickness of approximately 5mil. They are durable, tear-resistant, and robust
4.Strong self-sealing - Equipped with a strong self-adhesive seal, the seal uses high-viscosity hot-melt adhesive, allowing the bag to be sealed quickly and firmly.
5.Firm heat-sealed edge - The side of the express bag adopts high-pressure edge sealing technology to prevent edge bursting during transportation