Sparco Guard RW-3 Fire Resistant Racing Undershirt - FIA 8856-2000Similar in construction to Sparco's Delta RW 6 line of fire retardent underwear, the Guard RW 3 models use previous generation fibers to help keep a budget price, but without sacrificing fit or comfort. The undershirt features a slimmer, more form fitting profile to insures maximum comfort when worn underneath a driving suit. Combined with the extra flat seam construction, the fit allows for maximum breathability to help keep your concentration on the