KUSTAR Hydration Pack Backpack with 2L Leakproof Bladder BPA Free;Lightweight Backpack for Hiking;Running;Cycling;Camping;Blue

??Durable & Insulated: Hydration pack features rugged ripstop nylon and sturdy metal zipper. Insulated tinfoil layer to keep cool/warm up to 4 hours; built-in clip for fixing bladder in position ??Lightweight Yet Spaceable: Weights just 16oz (450g);10L capacity with multi-pockets includes inside 1 zipper main 2L bladder pouch;1 handy key clip front built-in pocket; 1 quick access pocket for flashlight; clothes; 2 mesh side pockets;2 huge elastic waist bags ??Streamlined;Ventilation & Fit Snugly: Breathable Mesh padding for relieving fatigue and ventilation that makes hydration pack perfect for kids'or women's hiking backpack. Handy clips keep tube to easy reach; updated room to carry bike helmet on the go with buckle for fixing helmet ??High-Flow 135°Hydration Bladder: Newest version 135°rotatable mouthpiece quick release auto-lock system that prevents leaking when tube is detached after drinking; Large opening to clean and add ice cube easily;premium TPU medical grade material;non-toxic and odorless ??Guarantee & Lifetime Warranty: Not satisfied with our hydration backpack? Return it within 30 days for a full refund or a free replacement. 24 hours swiftly after-sale service to solve your issue