1. Waterproof hiking backpack 2. Material: waterproof pvc 3. Weight: 0.6kgs 4. Vol: 30L Product Basic Information: 1Namecylinder waterproof backpack2Materialreinforced pvc3Size30L4Colorcustomized5MOQ500pcs6Logocustomized7Compartmenta big compartment for storage8Weight0.28kgs/pc9Usagewater sports10Typecylinder11FeatureSoft,portable, foldable12Logosilk-screen print logo13ServiceOEM and OEM service ...