Feature: 100% Brand New and High Quality. 1. Attractive LED shoelaces. 4 modes to choose: fast flash, slow flash, bright permanent and close mode. 2. Suitable for any type of shoes, including running shoes, boots and skates. 3. Washable and waterproof: Easy to use, lightweight to wear. The shoelaces are waterproof, but the battery case is not. 4. Suitable for skating, outdoor sports, night running, large festivals, concerts, promotions, cheers, holiday promotions, birthday gifts. Specification: Material: PP ribbon + LED strips Size: Length 120cm /47.24in, Width :0.8cm0.31in(Approx.) Battery: each shoelace uses 2 CR2032 button batteries, total 4 for one pair.(Batteries are not included) Luminous mode: one speed(long bright), second speed(fast flash), third speed (slow flash), four speed(closed) Package included: 1Pair * LED Shoelace Note: 1.Please allow 1-2cm errors due to manual measurement. 2.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.