1.Easy to use: Each backpack cover comes with a RAINPROOF STORAGE POUCH that you can just clip it to your backpack, you will not be unprepared for the sudden rain shower. 2.Waterproof and Incredible Durable:This backpack rain cover is made of high-quality oxford cloth, scratch-resistant, wear-resistant plaid oxford, protecting backpack from scratch, dirt, sand. Suitable for most rainy activities. 3.Reflective Strip Keep Safe At Night: This backpack protection cover has a large reflective strip attached on it. The increased reflective stripe can effectively reduce the occurrence of traffic accidents and ensure the safety of outdoor activities. 4.Upgraded Design For All-Over Protection: The adjustable elastic band on the backpack cover allows you to adjust the size of your bag easily. The cross adjustable buckle straps provide for extra stability and ensure the backpack is completely covered and dry. 5.Multi-Function &Widely Application: Due to the foldable function of this waterproof backpack cover, it can be used as bicycle rain cushion, electric fan cover and most equipment that needs to be rainproof in rainy days. Perfectly suitable for hiking, camping, cycling, fishing and other outdoor activities.