PUMAs Nomex underwear is the lightest and most comfortable under garment in the racing industry today. The long underpants feature a encapsulated elasticized top 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. FIA approved (8856-2000). Available in natural white. Sizes: S - XXL.