Good hydration is essential and important for all paddlers. Aztron's newly designed Hydration Backpack is designed to move with you. Specifically made for short to mid-distance endurance or paddling activities, the Hydration Backpack carriers water and essentials. A one liter water bladder with bite valve is included with the backpack is soft, pliable, PVC and Bisphenol-A free. Whenever your adventures take you, Aztron Hydration Backpack is there to make sure you stay hydrated every step of the way