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Bell Pro‑TX underwear bottom in white, Large, is an SFI 3.3/5–rated base layer designed to be worn beneath a racing suit to meet safety requirements. The close fit minimizes bulk under outer garments while delivering the certified coverage required for sanctioned competition. Sized for large fit, this Pro‑TX bottom provides a compliant lower underlayer option when SFI 3.3/5 protection is required.
Bell Pro-TX Underwear Bottom White Large SFI 3.3/5
