AYAMAYA LED Shoelaces Light Up Shoe Laces with 3 Modes in 5 Colors Flash Lighting the Night for Party Hip-hop Dancing Cycling Hiking Especially ideal for night.Let you stand out in party, KTV, bar, prom, dance, Halloween, Christmas, New Year Two light emitters and two 32'' fiber optic laces included in a single set 3-Mode Function - Solid, Slow Blink, Fast Blink Suitable for almost all shoes with shoelaces, such as board shoes, roller skates, sneakers, etc. Batteries are included, lasted for about 60 hours