FESTIVE FUN - When it's beginning to look a lot like Christmas, put on one of our Santa hats! You'll be the light of any Christmas party, holiday family photo, or annual ugly sweater contest. BRIGHT - Enjoy 20 dazzling LED lights that dance from color to color all around this Christmas hat. Simply turn them on with a switch and watch as they glow like Rudolph's nose. Hand Wash Only Fastening: Pull On Adult 1 Pack Stretch SOFT - A scratchy, felt Santa Claus hat is so last Christmas. This holiday season, gift yourself and loved ones a light up Santa hat made with oh-so-plush polyester. Perfect for staying toasty warm. HAT SIZES - Our holiday headwear collection has Christmas hats adults and kids can don with ease. All adult- and youth-sized hats use Spandex fabric to comfortably accommodate small and large heads. BATTERIES INCLUDED - Each light up Christmas hat arrives ready to go with 2 AAA batteries. When it's time for replacements, swap them out of the battery compartment located in the brim.