Features1360 degree reflective material, no blind angle when lighting by car headlight, protect the safety of users. 2With 4 LED light at front and back, it is red light. 3Unisex, suitable for people of weight 35-85kg. 4LED has a hard-shaped lampshade, waterproof, protects lamp from damaging. 5High brightness LED, front and back independent dual control switch, press switch. Three lighting modes, fast flah, slow flash, continous light. 6With steel button, easy to use, and it can be rotate. 7Elastic band vest, fit your body well, great for outdoor night sport.SpecificationMaterial: Reflective lattice + 3.8cm elastic bandOptional Color: orange red, black whiteVest Length: Approx. 30-43cm/11.8-16.9inWaistline: Approx. 70-100cm/27.6-39.4inApplication: suitable for night running safety protection, night running crowd, cycling, acting driving, etc.Reflective material: highlights reflective micro beadsReflection distance: visible 200 meters away from the car headlights.Suitable for people of weight 35-85kg.Battery: CR2023(front, back)LED light: front 4 LED, back 4 LED, red lightPackage List1 x LED Reflective Vest