【Material Safety】 Acrylic organic glass, Transparent cup 7 Color the color of the light is change automatically.
【Available Liquid】Water, Beer, Wine, Whisky, Vodka, Martini, Drinkware, Coffee, Tea, etc.
【Capacity】7 oz ,Height 3.35".
【Water activated】It glows automatically when drinks are added, turns off when there is no liquid left.
【Perfect gift】Perfect for weddings, new year, celebrations and any party where a bit of glow can really set a mood.