High visibility vest: The high visibility reflective safety vest is made of elastic webbing. Adjustable, lightweight, breathable, wear resistant, washable, quick-drying, and with bright colors. The safety vest has ergonomic linesReflective strip design: This high vis vest is designed with reflective strip, has a good property of high visibility, and can provide 360 protection for you, helping increase your safety when you running, working, riding at night or in a dark environment. No drivers will have any excuse for not seeing you at lanesEasy put on and off: Fastening: buckle. The reflective safety vest is easy to on and off. When you get the reflective vest, you know how to wear this vest.Adjustable size: 4 * 1.5cm for hi vis reflective running safety vest. Width of vest strap: 4cm/ 1.57"; Width of reflective strip: 1.5cm/ 0.59". The elasticated straps is adjustable to fit your weight and shape. Suitable for up to 100kg/ 220lbWide application: The reflective safety vest can be used on many different scenes, such as traffic control, night work, night riding, site accident, car retrograde, hiking, night running, cycling