The product is exclusive because of its light weight, as the name of the product exclaims "New Lightweight Safety Flashing LED." It is a led arm band that is bright and flashy; it glows amazingly bright in the dark. As the flashing LED lights in the new lightweight safety armband are promising, they can be seen from a distant area.The lights also make the person look cool who is wearing the armband. The purpose of the armband is to make you prominent in dark places. People who are older can also wear the new lightweight safety flashing led light up armband while they are going out to dark places. These bands can be very useful for old people and children. The lightweight safety arm bands are very catchy and appealing to the eyes. These arm bands serve you by protecting you against fast cars and walkers. They also protect you from cyclers. A person by looking at the glowing arm band can easily determine that someone is coming his way; due to this the chances of accidents are very much minimized. The product has an impeccable quality. It is one of the most durable Safety Flashing LED light Armband available in the market around the globe. The armband uses the best quality of batteries to keep the LED light working for a long period of time. It has a long lasting battery; it won"t end soon. These arm bands are available in multiple colors. A person can choose their favorite color among the choices given, and order the one they love the most. All the colors are flashy and beaming. The beaming colors make the armbands to perfectly serve the cause they are being used for. Material: nylon webbing,super bright LED,Optic Lighten FiberFlashing Mode:Quickly Flashing / Slowly Flashing / Lighten up (controlled by the button)2PCS CR2032 button battery60-80 hours, normal 4-5 months; battery can be replaced.