https://youtube.com/shorts/MdfQc7_AZ7MTo activate the LEDs press the button located on the battery pack inside the light up fedora. Set the sequin hat on a random light flash, blink or steady light. One size fits most. LED Colors: 5 Red Batteries: Includes 3 replaceable CR2032 batteries. - Weight: 0.86 LB Add more Fedoras in your cart, available colors here:White, Gold, Black, Purple, Blue, Silver, Green, Pink,