Features: 1.Waterproof: This kind of backpack can protect your items from water and dust effectively because it adopts oxford fabric you can use it without worries. 2.Wide Application: This storage bag is suitable for outdoor use such as school college hiking trekking backpacking climbing camping travel and other outdoor activities. 3.Large Capacity: The 35L design is enough to meet your different needs you can carry your computers clothes notebooks tools and other things easily. 4.Portable: Compact and lightweight this packsack is suitable for both men and women you can carry it easily without worries and when not in use you can fold it up to store. 5.Comfortable: The back is designed with sponge breathable and soft you can wear it comfortably because it is not easy to harm your skin or burden your shoulder. Specification: Material: oxford polyester liner. Size: 28*18*38cm Weight: 530g Color:Grey Camouflage Grey Airplane Blue Rockets Blue Bear Blue Camouflage Green Camouflage Coffee includes: 1 * Backpack "