Bell Pro‑TX underwear bottom in white, Small, is an SFI 3.3/5–rated base layer intended to be worn beneath a racing suit to meet safety standards. The close‑fitting bottom offers minimal bulk under outer garments while maintaining the certified coverage required for competition. Sized for small fit, it provides a compliant lower underlayer where SFI 3.3/5 protection is needed.
Bell Pro-TX Underwear Bottom White Small SFI 3.3/5