Specification: Material: knitted material Color: 9 options Size: 120cm Features: Materials: Nylon cord and LED light; Size: Length 120 cm / 47.2 inch, width 0.8 cm / 0.3 inch. There are 3 light modes - stay on, fast flash, slow flash; can be adjusted according to your needs. Ultra high visibility, much brighter and shiner than regular dark glow sticks. Safer for people and pets away from darkness and cars. It works perfectly with all your shoes at home including sneakers, casual canvas shoes or leather shoes even plus boots and skates. Each shoelace needs 2 CR2032 button batteries (included), battery pack is on the center of the lighted shoelace and lets you easily turn them on or off or to change the light settings. Package includes: Shoelace*1 Pair Note: 1. Manual measurement, the size will have an error of 0.5-2mm, please refer to the actual size. 2. Due to the difference in light and screen, the color of the product may be slightly different from the picture.