• Lightweight Bulk: you will receive 4 hiking hydration backpacks, available in 4 different colors, each hydration backpack comes with a 2 liters water bladder, ideal for hiking, marathon, mountain climbing and other outdoor activities
• Clean and Odorless: hydration water bladder is made of EVA material, safe and reliable; Large diameter objects can be filled easily, the water bladder measures approximately 13.82 x 6.89 inches/ 35.1 x 17.5 cm; Detachable, easy to clean and assemble, the switch valve can prevent water leakage, giving you more convenience
• Larger and Waterproof: nylon material, wear resistant and waterproof; Hydration water bladder has reflective decoration at night to ensure the safety of children; The backpack has 2 layers, the outer layer can store items, and the inner layer can store water bladders; The hiking backpack only weighs 0.73 pounds, the dimensions of this backpack are 41 x 29 x 10 cm/ 16.14 x 11.42 x 3.94 inch, making it easy to carry
• Practical Design: in addition to the shoulders, hydration backpacks are also equipped with chest and waist adjustment straps, both of which are adjustable to better fit the back and reduce bounce and load during cycling, running, hiking and mountain climbing; There is a safety whistle on the chest strap and reflective strips on the front and back to ensure the safety of children and women during outdoor activities at night
• Wide Range of Scenarios: our hydration backpack with 2L hydration bladder is an ideal choice for your music binges, biking, camping, running, hiking and commuting; This versatile backpack has all the gear you need on the go