• 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- This hydration pack is crafted from rugged tear-resistant nylon and features a durable metal zipper for long-lasting use. The entire set weighs just 16 ounces, including a 1.5-liter water bladder and a multi-functional pocket for storing small essentials, making it both lightweight and practical.
• 1.5L Hydration Bladder- The water bladder is made from high-quality TPU material, ensuring durability and eco-friendliness. It features a soft, high-flow bite valve for easy usesimply pull out the mouthpiece, bite to sip, and release to seal automatically. The user-friendly design is also child-friendly.
• 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.
• Versatile Use- Equipped with a loud safety whistle to ensure children's safety. This water bladder is perfect for cycling, camping, running, and other outdoor activities. Its an excellent gift choice for kids who love sports.