Westin E-Series Nerf Bars are made from 3" diameter 304 polished stainless steel or black powder coated mild steel. A no-drill bolt-on fit, application-specific mounting brackets/hardware, and easy-to-use instructions remove any guesswork for a one-hour installation. Non-skid step pads are mounted to a recessed area in the tube for extra strength and interior rust prevention. Pads are made of UV-resistant black molded polymer (doesn't fade or crack) that provides excellent footing when entering/exiting vehicle. Sold in pairs.