Feature:1. Super lightweight 5L backpack, constructed by water-resistant Nylon fabric.2. Comes with a 2L water bag, constructed by non-toxic PEVA.3. Suitable for outdoor activities like Cycle, hiking, etc.Specification:This super lightweight 5L Cycle backpack with 2L water bag is specially designed for bicycle lovers and walkers. With ergonomic design, this backpack give you more comfortable feeling. And made of high-quality and safe material, it is durable for long-time use. It will surely contribute to your fantastic outdoor experience.Features:Super lightweight 5L backpack, constructed by water-resistant Nylon fabric.Comes with a 2L water bag, constructed by non-toxic PEVA.Suitable for outdoor activities like Cycle, hiking, etc.Specifications:Color: Blue / Green (optional)Item Type: BackpackMain Material: Nylon + PEVACapacity: 5L backpack + 2L water bagBackpack: Approx. 33 * 47cm / 13 * 18.5inWeight: 310g / 10.9ozPackage List:1 * 5L Cycle Backpack1 * 2L Water BagNotes:1. Please allow 1-2cm (0.4-0.8") differences due to manual measurement, thanks.2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.Package List:1 * 5L Cycle Backpack1 * 2L Water BagNotes:1. Please allow 1-2cm (0.4-0.8") differences due to manual measurement, thanks.2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.