Easy to use folding design Requires no assembly or no drilling for installation duty leather grain fabric provides clean lines and a low profile appearance 45 degree steel corner brackets, commercial grade rails, and I-beam style " Monster"Bows" provide unparalleled strength Clamping system attaches to your truck in seconds for easy installation Sealed with Hold-Tite Straps & Snaps, WeatherTuff Seals, and MaxHinges