It is made of polyester and a large collapsible shopping bag.Easy to carry reusable grocery bags when shopping. Fold and pack into squares to form small, square bags that don’t take up much space in pockets, backpacks, or other places. Ideal for travel, shopping, beach, etc. You can customize logo, perfect promotional gifts. 100% guarantee for quality. The price includes the shipping cost to ca,QTY over 15000pcs by ocean. 100% guarantee for quality, Thanks for your order.