✔ All the products in our store are 100% original and available~No Fake, No second-handed products ✔ If you have any confusion, please contact us anytime Pathfinder Breathable Ultralight Bicycle Backpack Outdoor Sport Cycling Camping Hiking Running Hydration Pack Bag with Blade Breathable Ultralight Bicycle Backpack Outdoor Sport Cycling Camping Hiking Running Hydration Pack Bag with 2L Water Bladder This hydration backpack is lightweight and water-resistant, great for cycling, camping, hiking, running, and other sports. Features: Durably made with anti-tear polyester fabric, water-resistant and lightweight. Breathable shoulder strap and back for good ventilation and comfort. Reflective strips greatly increase visibility and safety at night. Adjustable chest strap and waist strap for a snug fit; with a whistle for emergency use. Elastic bungee cord helps store your raincoat, cycling jersey, etc. D rings for hanging small items. Perfect for cycling, camping, hiking, climbing, running, and other outdoor sports. Specifications: Material: Polyester Color: Black / Blue / Green / Pink (Optional) Dimension: 28 * 8 * 43cm / 11.0 * 3.1 * 16.9in Weight: Approx. 300g / 10.6oz Package List: 1 * Cycling Backpack