World’s First UV-C Self Purifying Straw Bottle Eliminates 99. 9% of Bacteria The Uvio Water Bottle is a self-sanitizing straw bottle that uses state of the art UV-C technology to purify your drinking water wherever you go. When activated, the Uvio Water Bottle uses its internal light source to shine ultraviolet light on your drinking water for 1-3 minutes, ridding it of harmful microorganisms without adding chemicals or changing your water’s taste. Simple to use and designed with portability in mind, the Uvio Water Bottle fits effortlessly into an active and productive lifestyle. Specifications: Material: Stainless steel Volume: 16 fl oz / 480 mL Vacuum-insulated Silicon grip Package includes: Uvio bottle-16 fl oz, stainless-steel straw & straw cleaning brush it is recommended to wash your Uvio bottle daily. After Uvio is thoroughly cleaned, sanitize the empty bottle by activating the purifying cycle. This will further maintain the inner bottle free from microorganisms and prevent unpleasant smells from developing inside. bottle: Hand-wash with a non-abrasive sponge top: hand-wash only. Safe to rinse with running water straw: Wash it with a cleaning brush and dishwasher safe wash your new Uvio bottle and straw with dish soap and rinse thoroughly before first use.