Made of high-quality materials, it is skin friendly and comfortable, and can be adjusted freely. This running vest comes with 4 LED light strips, red indicator lights on both sides, and 360 degree illumination. There are three modes on both sides of the LED: constant light, fast flashing, and slow flashing. Widely used for running, cycling, walking dogs, riding motorcycles, and directing traffic. The LED reflective vest has super bright LED lights and reflective tape, allowing you to see it from 200 meters away.