Product description:Color: army greenMaterial: Pouch Body: Food Grade TPUNozzle: Food Grade SiliconeDrinking water pipe: food grade PVCPackage contents:1 piece of outdoor sports cycling water bagFDA Approved and BPA Free: This backpack reservoir is made of food grade non-toxic material, 100% BAP free, ensure a safe and environmentally friendly drinking experienceLEAKPROOF BITE VALVE: The silicone mouthpiece has an on / off valve to prevent leakage when not being drunk. It also has a dust cover to keep the dirt outEASY CLEANING BLADDER: The hydration bladder is equipped with a large opening for easy cleaning and drying. You can add ice cubes straight from a scoop or ice cube dispenser for cold waterFIT FOR: The backpack bladder can be carried in almost all hydration packs, ideal for cycling, hiking, camping, traveling, etc.