1. Open open for easy cleaning: The Cheracin 3L hydration bladder has one of a large openness and the large openness allows easy pouring of water; In addition, the internal water bladder is quite wide for a hand or bottle brush for easily access to 3L; The screw on the lid is easily opened and closed; For cold water, add an ice cubes directly from a scoop or refrigerator ice distributor; It encourages smooth of the water reservoir and is easy to clean 2. Preremium Quality: All hydration bladder is made of premium material. The Cherib water reservoir will not leave a bad taste in your drink; Water bladder 3L has passed the pneumatic pressure test, tolerant; Double -sealing side technique, durability hydration package bladder It has largely improved hydration: this hydration bladder can withstand temperatures up to 3L, 20 to 50 degrees Celsius Celsius; The tube resists temperature changes in hot and cold weather conditions; L 16.9 ' X W 7.6 ' Water bladder is compatible with most hydration packages; The tube provides a y flow for easy drinking, which is 0.4 'diameter and 40' length, moisturizes you when camp, bike, bike, hiking, walking or running. Just bite the mouthpiece to absorb water. Easily accessible/soft mouthpiece with closed valve; It also has a lid to keep dirt out. Bite easily check the water flow; The rapid release tube can be removed; When removing the tube, the connection automatically closes and the hydration bladder is filled; Keep it properly on the refrigerator/Icebox without a hose hose