accmor Hydration Bladder, Outdoor Camping Hiking Climbing Running Military Quality TPU Water Reservoir Hydration Pack, FDA Approved Non Toxic BPA Free Taste Free Backpack (2 Liter 70 oz, Grey) Easy to Drink - Hands-free hydration hose with bite valve, gently biting the valve to open up the flow of water, so you don't need to hold it to drink, Easy to bite with 360-degree turn mouthpiece, easily accessible shutoff valve. Premium neoprene tube cover resists temperature changes in hot and cold weathers BPA-Free & FDA Approved - Food-grade premium quality anti-bacteria materials. Thick TPU bladder material is pressure-tolerant and wear-proof. Manufactured with leak proof sealing technology Leak-Proof - Wide-mouth opening with slide lock closure is leak tight and makes it easy to refill, clean and dry inside the bladder. Self locked connector allows you to unhook the tube quickly without any leaking Large Opening for Easy Cleaning - Inner surfaces easily accessible for easy cleaning and drying. For cold water, ADD ICE CUBES directly from a scoop or refrigerator ice dispenser Easy Carry - lid has a hook and handle, you can hang it up, or you can put it in the bag. Perfect for outdoor sport, like hiking, cycling, running, climbing