The Pyrotect Ultra series is made slightly larger than our Sport series and is the perfect racing seat for many types of racing. The 28lb. FIA Approved Ultra racing seat combines comfort, performance, and safety at an unbeatable price. The Ultra Series is also our seat that is designed to accommodate many different styles of racing while providing comfort for a wide variety of people. the Ultra racing seat will fit up to around a 42 inch waist. The Ultra racing seat comes standard with a durable one-piece design, comfortable memory foam and shock absorbing material strategically placed, velour and leather material used for outstanding wear resistance and prolonged life.