To activate your LED Skeleton Gloves, find the wrist pocket that battery house is hidden in, undo velcro and remove pull tab. Press button to choose from 6 light functions: fast flash strobe, chill slow color change lights, all on steady, and individual blinks. NOTE: Though sized for Teens, these performance LED Skeleton Gloves fit adults with petite hands too. Stretchy soft material. LED Colors: Amber, Blue, Green, Red, White Gloves come ready to use with 2 replaceable CR2016 Batteries.