6-layer apron chainsaw chaps. Designed for roadside jobsites, the right fit for emergency service professionals and tree service workers. Feature Hi-visibility nylon fabric that is visible by motorists traveling up to 50 mph, meeting Class E reflective requirements and earning a Class 3 reflective rating when worn with the Class 2 reflective vest. And for extra visibility, the chaps feature reflective ribbon made from 3M Scotchlite Reflective Material. Six layers of Avertic Pro by Engtex cut retardant material will help reduce the risk or severity of injury in the event of contact with the rotating saw chain on a gasoline-powered chainsaw.