Revolution® Arc-Rated Full Body Harness, D-Ring, Universal, Quick ConnectDesigned to protect workers from falls caused by electric arc flash and arc blast exposure when working at heights or in confined space applications near energized electrical sources Leather insulators under all metal hardware offer additional protection for the worker The Kevlar web loop on the back pad allows for a metal less" connection when used with a Kevlar shock absorbing lanyard with a choke off loop