SKMEI Led Safety Slap Bracelet Safety Light for Running, Cycling or Walking At Night &ndash; High Visibility Safety Wristband & Armband Fits Women, Men & Kids Perfect for evening jogging and cycling, outdoor concerts, carnivals or any other "after dark" occasion where you wish to stand out and be seen! 3 flashing modes: bright steady light, slow flash and fast flash, high visibility to ensure that the wearer will be noticed even in the darkest areas. Use a high technology that resists water, sweat, and smell; To apply it, simply slap again the wrist, arm, ankle or angle part, it will curl wrap automatically. Durable nylon band wrapped LED light strip, LED light strip have long time battery life and easy to replace the CR2032 batteries. There is an black Elastic Section on the front side which helps secure the inner LED Light Strip and locating the on/off function button when positioned.