The Clasic Hi Viz Running Vest is unisex and adjustable to fit all sizes. It is one of the most cost-effective products on the market to help keep you safe when out on the roads during the day or night. Compatible with the Proviz LED Flasher , which can be purchased separately this vest is ideal lightweight hi vis gear for any time of year. Made from super lightweight mesh fabric, this unisex high viz yellow running vest features a number of reflective details to help keep you safe on the road at night. The vest is fully adjustable and will fit almost all shapes and sizes with a good adjustable range.