Lacasa LED Sports Armband Flashing Safety Light for Running, Cycling or Walking At Night Set of 2 LED lighted armband increases visibility during night sports - be seen by cars after dark when running, bicycling or just walking the dog. 3 modes of operation at the touch of a button - bright steady light, slow or fast flashing - greater visibility while you exercise than safety vests or other reflective sports gear Durable nylon band encases a flexible LED core - velcro closure is secure and adjustable so you can be comfortable when you run When training for a marathon, you will be outdoors before dawn or after dark - don't let your runners world be destroyed because a car couldn't see you on the road - be seen for your personal safety Perfect gift for runners - LED light will not get hot - replaceable batteries included - keep your loved one safe with fast or slow flashing lights LED armbands are a fun accessory for concerts, be the life of the party at the next rave with your dancing colored lights