New Unique Cap with light up option. Fibre Optics Flashing Display. Battery Included. Looks great lit or unlit. Fun and versatile. Bad Boy Look Mohawk Rebel Demon Skull and Iron Cross Design. Very Popular design with a unique light up twist! With this cap you are sure to stand out in a crowd and impress your friends. Makes a great but inexpensive gift. High Quality 55 percent Cotton / 45 percent Acrylic construction. Nicely padded inside and has build in sweat band. Fully adjustable Velcro Closure for a customized fit. There is a switch inside to turn the optional fibre optics light function on / off. There is nice padding over the switch area to keep the hat very comfortable to wear.