Item Type: Backpack Rain CoverMaterial: Waterproof Polyester1Reflective Strip: The rain cover of the backpack is designed with a reflective strip with high visibility to ensure your safety when going out. 2Premium Material: Made of waterproof polyester, with good waterproof performance. Even if it rains, you don't have to worry about the bag and its contents getting wet. 3Tear Resistant: The waterproof cover is also very firm and tear resistant, providing perfect protection for your backpack. 4Light and Portable: The rain cover is light weight and practical, very easy to carry and store, convenient for your outdoor activities. 5Wide Purpose: The rain cover can be used for mountain climbing, camping, adventure, fishing and other outdoor activities, and can also be used for children's schoolbags.