Topteck LED Shoelaces Light Up Shoe Laces with 3 Modes in 5 Colors Flash Lighting the Night Glass fiber 3-Mode Function - Solid, Slow Blink, Fast Blink. Suitable for any kinds of Shoes, including running shoes, boots and skates and more. Batteries are included, lasted for 70 hours. Waterproof, washable, durable and safe. Perfect for parties, night activities, safety and all kinds of night life fun.