ABOUT THIS PRODUCT 【Futuristic Safety】Stay safe from bacteria and germs using UVC Sterilization for the inside of your bottle and for your drink. 【Vacuum Insulated Steel】Keep cold drinks cold and warm drinks warm with vacuum insulation that maintains the temperature of your drinks for hours. 【Self-cleaning Bottle】The UVC sterilization from the bottle cap keeps the interior of the bottle from growing molds or developing nasty odors. 【Eco-Friendly】Switching to a reusable bottle reduces waste from single-use plastic bottles and keeps you from the danger of BPA plastics. 【USB Rechargeable】Your Atmos Fit UV Light Purification Bottle comes with a long-lasting battery that is USB rechargeable. 【Stylish Design】On the outside, the Atmos Fit UV Light Purification Bottle looks clean and minimalist with a glossy finish.