Hydration Pack with 1.5 L Water Backpack Bladder. Adjustable Straps Fits Men, Women or Kids. Ideal for Running, Cycling, Bike/hiking, Climbing or Hunting. Lightweight (70 Oz) and Waterproof Means You&rsquo;ll Never Run Out of Water When You Need It Most. No Bounce Guarantee: Adjustable shoulder and chest straps means it will fit comfortably and snug and not bounce around causing irritation. Waterproof material means your belongings inside stay safe and dry. Includes a replaceable 1.5 Liter/50 Oz. BPA free water bladder with includes a wide screw cap so you can add ice cubes. Breathable and cushioned shoulder straps made of high-quality nylon fabric is built to last. Order with confidence! Comes with our NO-QUESTIONS-ASKED 100% SATISFACTION MONEY-BACK GUARANTEE