500ML Soft Collapsible TPU Water Bottle for Running Hiking Cycling Climbing

Made of premium food grade TPU and TPE material, and taste free. Soft bite mouthpiece into your mouth and easily drink water per sip. A dust cover helps to keep the mouth piece of the water reservoir . The bite mouthpiece has ON/OFF valve,simply pull valve up for drinking and push it for closing. Leakproof sealing edge makes sure the pressure tolerant and leak proof features.