LED Light Up Slap Bracelet Armband by RUMBLE 24/7- Fits Men,Women,Kids and Pets - (Bright Green) ULTRA VISIBILITY FOR YOUR SAFETY: These running bracelets for women, men, or kids are the perfect glow or light up accessory to keep you safe while running, walking, or biking or hiking in low light or night conditions. EACH PURCHASE COMES WITH ONE BAND. EASY ADJUSTABILITY FOR MEN, WOMEN, KIDS & PETS: The LED slap band wraps comfortably around both the largest and smallest biceps, ankles, wrists. Fits practically any man, woman, child and can be attached to pets collars or harnesses. Fits snugly and doesnt move around while running. ONE SIZE FITS ALL. LIGHTWEIGHT AND EASY TO USE: The LED slap band reflective running accessories weigh next to nothing so they dont interfere with your activities. The interior of the band is made from a soft comfortable sweat resistant nylon material. REPLACEABLE BATTERY: The wrap arm band has easy access to the replacement CR2032 watch battery which can be found at most drug stores or hardware stores. Each band takes one battery. LIFETIME WARRANTY: The RUMBLE 24/7 LED slapband led lights for runners come with a lifetime warranty against manufacturer defects.