Material: PVCPackage Contents: 1 * Waterproof Backpack1.UPGRADE MATERIAL- The material of this transparent bag is eco-friendly and cold-resistant. It is safe for your health and you don't worry about it breaking in the cold winter.2.REINFORCED BASE- Reinforced material under the bottom, improves the bottom corner of the torn book bag. The soft, reinforced, padded and adjustable shoulder straps can reduce the burden on your shoulder, which is comfortable for both adults and teenagers to carry.3.SCHOOL APPROVED CLEAR BACKPACK-Made of durable clear PVCTransparent backpack with see through all around including back.Sturdy reinforced shoulder straps for reliable stability when carrying heavy objects. Transparent double zip backpack with full 360 view including back and bottom.4. FREE BY SECURITY-Take this amazing clear backpack with security to all your football games, sports games, concerts, parties and festivals with events, concerts and festivals, airports and travel.5.LARGE CAPACITY - Perfect with a large main compartment as well as a roomy zippered front pocket for easy access to your most-used accessories and two mesh side pockets.