【Keep 4 Hours Insulated】 KUYOU Hydration backpack have thick insulated layer, the insulated bladder compartment keeps your liquid cool or hot for up to 4 hours, and built-in clip for fixing water bladder in position.
【Lightweight & Durable & Festival Choice】Hydration water pack features rugged ripstop nylon and sturdy metal zipper. Weights just 16oz, included 2L water bladder pouch and small object pocket. Adopts anti-splash water surface, and is specifically designed for those who want to stand out from the next music festival, carnival, etc.
【High-Flow 1.5L Hydration Bladder】Water bladder is made of premium TPU material. Our hydration bladder passed the pneumatic pressure test, 24-hour swing test and 24-hour vibration test. Large opening is easy to clean and add ice cube. 135 degrees rotatable mouthpiece allows for easy drink.
【Comfortable & Fit Snugly】Ergonomically fits for your shoulders, chest, and waist, 3 straps are all adjustable for reducing bounce, you'll never lose our balance because of the water load, soft air mesh back speeds up air-flow and makes your back cool. Foam padded shoulder straps are extremely comfortable.
【Used Widely】Come with louded safety whistle for kids safe. The hydration pack is your perfect choice for cycling, camping, running, music festival, rave, kayaking. A decent Holiday Gift for families and friends who love outdoor sports.