Fun Central I478 LED Light Up Martini Glass - 7 oz. SIZE: Each LED Light Up Martini Glass measures 6 inches high and a diameter of 4 inches. LED LIGHT FUNCTIONS: Our multicolor LED martini glass feature 7 ultra bright LED modes: green constant, red constant, blue constant, purple constant, red-green constant, red-green-blue constant, and color-morphing. PERFECT FOR: Spicing up your cocktail drinks in different parties and celebrations including Mardi Gras, Clubs, Rave Parties, Weddings, Christmas and Neon Parties. FEATURES: Each box contains one LED Light Up Martini Glass. Batteries: 3, AG-13. Replaceable, included and installed. Sold individually. SAFE TO USE: These LED Light Up Martini Glass are approved by the FDA which makes it safe to be used especially on beverages. Hand wash only.