It is a outdoor backpack rain cover, a must-have rain precaution item for outdoor activity, hiking, camping, traveling, cycling and all! Made of tear resistant and waterproof material, for any rainy activities. Just keep one in your bag, you're gonna need it someday! Features - Material: Oxford cloth. - Size : About 32.00X20.00X53.00cm/12.58X7.86X20.83inch; Suitable for 30-40L. - Size XL: About 35.00X23.00X75.00cm/13.76X9.04X29.48inch; Suitable for 45-55L. - The increased reflective stripe can effectively reduce the occurrence of traffic accidents and ensure the safety of outdoor activities. - The adjustable elastic band on the backpack cover allows you to adjust the size of your bag easily. - Made of , easy to clean when it is stained. - Waterproof and , it can protect your backpack and objects inside. - Lightweight material, it will burden your shoulder, practical to use. Package list: 2 x backpack rain covers