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 snug fit; with a whistle for emergency use.,This hydration backpack is lightweight and water-resistant, great for cycling, camping, hiking,