FUN FEATURES: Cool Christas Tree Glasses (Retro Shaped) with Bright Multicolor LED Lights EASY TO USE: Simply Press the Button to Switch Between 3 Different LED Light Functions LOOKS AWESOME DAY OR NIGHT: Perfect for Festivals, Holiday Parties, Clubs, Raves, Stocking Stuffers, Secret Santa Gifts, Christmas Party Favors & More! SHINE ON & ON: Batteries are Replaceable so Eyeglasses Can Be Used For Multiple Events Not for children under 13 years old Rock around the Christmas Tree wearing LED Glitter Christmas Tree Sunglasses! Light Up Xmas Tree Sunglasses are a blast at Christmas parades, company Christmas parties and keep some on hand for when you need a last minute gift! Light Up Christmas Glasses are wacky wearable light novelties with a cool retro look. To activate your light up holiday eyeglasses, press the button on the battery pack behind the ear. Click the button repeatedly for every light option: flash, blink, steady and off. Size: One size fits most. LED Colors: Multicolor: blue, jade and red. LED Glitter Christmas Tree Shades includes 3 replaceable AG3 Batteries.