It is a outdoor backpack rain cover, a must-have rain precaution item for outdoor activity, hiking, camping, traveling, cycling and all! Made of high-class tear resistant and waterproof material, for any rainy activities. Just keep one in your bag, you're gonna need it someday! Features -Color: As shown. -Material: Waterproof polyester. -Size: About 49.00X43.00X0.10cm/19.26X16.90X0.04inch. -Note: Suitable for backpacks of 20-28L. -Protecting your backpack from dirt, rain, bird droppings and other damages. -It has a good waterproof and function and is the for backpack protection. -Light and thin, it will not increase the load, it is convenient to carry and use when going out, and it brings you a good experience. -Manufactured with waterproof polyester materials, practical and durable for a long term use. -This professional backpack rain cover is suitable for camping, hiking, mountain climbing, cycling, etc. Package list: 3 x backpack rain covers