Specification: color: blue material: webbing + fiberglass + electronic components size: 28 * 2.5 cm weight: approx. 35g / pcPackage includes: 2 * armband 2 * charging cable Safe Night Travel: The Led bracelet has excellent quality and comfortable materials to ensure good visibility during activities at dusk and at night. Brightness is much higher than the glow of dark light sticks, keep you running safely, your children and pets are safe at night for many outdoor activities such as cycling, jogging, dog walking, mountaineering, camping and more, outside Running. Three lighting modes: There are three lighting modes: fast flashing, slow flashing and ever brighter mode. Control with just one click. Easy to use, you can choose one of them as your favorite mode for outdoor activities. RECHARGEABLE TAPES: No need to change the battery, the tapes are easy to remove charge with the included charging cable