Porsche Motorsport ST121 Racing Suit Officially licensed by Porsche Motorsport This entry level suit is the perfect place to begin! The ST121 Porsche Motorsport Racing Suit is a great suit for those racers wanting a Porsche FIA and SFI rated firesuit, but are limited in budget on what they can spend. The weight and breathability are comparable to other mid-level suits on the market. While Stand 21 manufacturers lighter and more breathable suits, this suit is made with the same award-winning quality in France as all suits in our range. Whether you're new to racing and this is your first firesuit, or you are an experienced driver, we feel the ST121 suit is an amazing value for anyone who wants a Porsche Motorsport FIA and SFI rated suit! Available in standard sizes 0-6.