Our bracelets are suitable for people who enjoy running, cycling, or evening walks, concerts, and parties, as well as for children who go out at night. In the darkness, drivers can see runners, and parents can easily find their children. It can also be placed on a bicycle or anywhere you want. The bracelet has two sizes that are different from adults and children, and the price is the same. The bracelet's flickering is controlled by Voice/Activated/Sound and comes with fun flashing lights - creating a perfect atmosphere for nightclubs, discos, bars, parties, music concerts, and other outdoor sports cheers at night