1. Cold-resistant and Water proof - Made of extra durable cold-resistant PVC plastic which no harmful chemicals transparent PVC waterproof material, and you dont need to worry about the crack in cold winter.2. Stadium Approved Size - The size of main dual zippered compartment W. see through backpack is suitable for sport event, traveling and work. The front pocket is ideal for snacks and includes extra pockets for pencils and other travel necessities.3. Stylish and Comfortable Design - The reinforced padded adjustable straps add to the soft-comfort for all day wear. The top handle is great for when you want to carry your bag and give your shoulders a break.4. Reinforced Stitching - Stitches around bottom and each corner are reinforced. Anti-tear and Durable for daily use.5. Security Checks - Completely transparent all around, including back and bottomgreat for seeing inside and quickly finding what you need.