This 50L large capacity daypack must be a good companion for your fantastic outdoor experience. Waterproof and rip-stop nylon material, with two extra pockets on the wide waist straps you can put your phone or other valuables in and take them out freely. Large front zipper pockets and side compartments are spacious enough to store your necessities. Nice bag for running, cycling, hiking, fishing, etc. •Made from tear-resistant and waterproof nylon fabric for extreme lightweight and durability •50L large capacity is spacious for your computer, files, wallet, clothes, power bank, cellphones, clothes, etc. •Large front zipper pocket is easy and quick access to your necessities •Drawstring closure and strong buckles keep your valuables safe and make even compression •Thicken padded back and waist mesh strap for maximum breathability and comfort •Fully adjustable shoulder, chest and waist straps for a custom fit •Zippered waist pockets keep some small necessities handy •Reflective strips enhance visibility and safety •Survival whistle on the chest bag can be used in urgent needs •Perfect choice for running, cycling, mountaineering, hiking, fishing, cross-country and other outdoor activities Specifications: •Material: Nylon •Capacity: 50L •Bag Size: 63 * 28 * 19 cm / 24.8 * 11.0 * 7.5in •Bag Weight: 790g / 1.7lb Note: only bag included, other items are for demo. Package included: •1 x Backpack