Lily's Home LED Light Up Flashing Wine Cocktail Glasses. Color Changing. Set of 4. FUN AND COLORFUL: Each glass features flashing or still LED lights with 7 different colors to choose from, plus a "Rainbow" mode which cycles through the 7 colors. What a fun addition to a party! SUPER BRIGHT: This super-bright LED Drinkware is sure to liven up any party or event! Each cup can be set to a different color mode so no more accidentally grabbing someone else's drink. HIGH QUALITY AND SAFE MATERIALS: Made of a high quality, safe, clear acrylic, with replaceable batteries. Each cup includes 3 pre-installed, replaceable AG13 button cell batteries, so you are ready to go out of the package. CAPACITY: This set of 4 glasses each hold up to 8 oz. of your favorite alcoholic (or non-alcoholic) beverage. Glasses measure 7" high with a 3" top diameter. They are reusable, but please only carefully hand wash and do not place in the dishwasher. A GREAT GIFT IDEA: Lily's Home makes a wide array of products for every home and garden lover. Whether you're looking for a perfect gift to spruce up your friend's garden, or if you need a housewarming present, Lily's Home has something for everyone!