These fun and festive hats actually light up with the push of a button! Bright LEDs shine with Festive Christmas Light Bulbs. Each hat has 6 LEDs and three flashing modes that you can cycle through by pressing the on button. Go from fast and moderate flashing, to steady on. <br /><br /> The bulbs shine in brilliant red, green and blue colored lights. The beanie-style hats feature soft knit stitching and colorful poofball pom on top and measures 7 3/4" wide x 7" long.