PUMAs Nomex underwear is the lightest and most comfortable under garment in the racing industry today. The short sleeve T-Shirt features a spartan collar and serged seams for comfort and durability. Constructed of soft knit Nomex III, it has superior wicking characteristics keeping you cooler and adding protection that makes that critical difference. Not FIA approved. Available in natural white with PUMA badging. Sizes: S - XXL.