product description 1. reflective vest is made of durable, breathable, lightweight elastic fabric, suitable for running and riding bicycles. 2.Reflective night running gear is elastic and adjustable, Plastic snaps, you can freely adjust the length, to meet the different needs of the wearer, one size fits for men, women and kids. 3. warning vest is highly visible in the day and extremely reflective at night, providing reflectivity and visibility. Reflective Strips cover waist, chest, shoulders, and back area, to keep you safe while you are working or Running at night or low light conditions. 4. Outdoor reflective gear is suit for cycling, jogging, walking, dog walking, skating, hiking, running, construction or traffic work, best gifts for runners, joggers, bikers. Easily to be seen in any weather condition at day or night (like dark , rain, fog or emergency situations). 5.simple structure, easy to wear, high brightness. Breathable design allows for a full range of motion, perfect for all year round . size: Overall length of shoulder strap: 130cm Total length of belt: 130CM Belt range: about 62-125CM Color: green Included: 1* Reflective strap