Nothing could be simpler than slipping on this yellow reflective one size fits all jacket. The Hi-Vis Vest is ideal to keep in your car for emergency situations and is a required item in many European countries. Stay visible in dark conditions. Ideal for extra safety at night for dog walkers, children, workmen, cyclists and many more.Hi-vis - increases visibilityVelcro fastening - easy on and offPacks down to a small size - for easy storageOne Size