LED Animal Ears Steady Pink Light Headbands are the puuuurrfect accessory for night runs, cancer awareness events & fundraisers, bachelorette parties, cat costumes, Valentine's day, or Halloween!To activate your LED Animal Ears Steady Pink Light Headband, slide the switch on the battery house for 1 function - Still Pink Lights. Headband stretches for any size head One size fits all!comes ready to use with 2 replaceable AG13 Batteries. Specifications: Color: Pink Headband Width: 7" (Ear to Ear)