<b>Flammi LED Nylon Shoelaces</b> <br>The shoelaces are made of nylon, which is very easy to tie. LED laces light up your "kicks" and let you break it out on the dance floor in style. Perfect for parties, night activities, safety and all kinds of night life fun! Great for any type of lace-up shoes such as skate shoes, roller skates, roller blades, ice skates and more! <br><br><b>Specifications</b> <br>Light source: LED <br>Color available in White, Pink, Red, Green, Blue <br>Powered by: 2 x CR2032 button cells for each shoelace <br>Shoelace material: Nylon <br>Total length of each lace: about 47" <br>Light emitter: about 1.2" x 0.9" <br><br><b>Instruction for use</b> <br>Remove the insulated piece <br>Press the white button for different light settings and also to turn off <br>The batteries can last for about 30 hours when the light stays on; last for 60-80 hours in "blink" mode