Simpson Memory Fit Fire Resistant Racing Underpants - SFI 3.3 Size:Medium but with an open upper

but with an open upper rim for custom instrumentation

External stitching emphasizes comfort and fit in order to prevent any excessive pressure points from emerging while gripping the steering wheel

and touchscreen‑compatible fingertips—ideal for data‑acquisition or telemetry use on‑track

Heavier vehicles with bigger brakes are more likely to experience the same high temperatures and fade during day-to-day driving as a track car

It is especially well suited to heavier

Simpson Memory Fit Fire Resistant Racing Underpants - SFI 3.3 Size:Medium but with an open upperSimpson's Memory Fit line of fire resistant racing underwear features a unique fabric that becomes softer with age, guaranteeing a fit that is made just for you! The lightweight, anti microbial treated fabric bends, moves, and stretches with you, reducing bunching and driver discomfort. Athletic cut, and contrasting stitching gives a stylish, modern look.