Description Made of source material, durable and practical. These bubble storage bag feels good and is for express delivery packing. It is lightweight and waterproof. Reduce your business transportation costs and protect your products in the rain or snow. Features - Color: White .- Material: PE.- Size: About 20x15x0.2cm/7.9x5.9x0.08 inch.- Made of material, lightweight and waterproof.- Reduce your business transportation costs and protect your products in the rain or snow.- Unique bubble designed. Guarantee product safety effectively.- The bubble bag is very strong, you can mail books and other items.- The quality of the mail pouch will keep them in good condition during transportation.Package list: 50 x Bubble Storage Bag