Blinks rainbow flash colors by pressing in button with seven different mode Good for candle light dinner, birthday, wedding party, friend gathering, bar, disco, any other celebration and unique gift Match your party cloth color with wine cup color pressing in button and adjuct your choiced color Made from crystle looking hard food grade plastic, can bare boil water, this is not a glass Its gives seven different color mode 250 ml capacity Transparent Battery replaceable-AG13 model Hot water can bare easily No return policy, if damage item received can be return Enjoy with glow wine cup It comes with AG13 battery Easily can change battery, water proof in button Get seven different color by pressing in button Made from crystle looking hard food grade plastic, can bare boil water Please wash in running water, do not soak in sink Brand No Brand SKU 100282791_NP-1020552220 Model 035