Add some fun to your next workout with Cool Gear POP Lights! This 22 oz. single wall Eastman Tritan plastic bottle features LED light that creates unique illuminated 3D effect. Features 8 rotating color light modes and automatic shutoff feature after 30 minutes (so you don't waste the batteries). Uses 3 AAA Batteries, included, replaceable. Features leak resistant flip cap with spring loaded push-button release and Polypropylene plastic chug spout for easy drinking on the go.