Sparco RW-4 Fire Resistant Racing Boxers Size:X-Large When using the Top Forced

When using the Top Forced Air Induction on your Bell BR-1 Helmet

but constructed from the ultra-lightweight Extrema Hocotex material

Internal Fire Button is compatible with SPA Electric Fire Systems

the Trip features a large-capacity top-zip compartment and is perfect for taking your gear to the racetrack or for a weekend getaway

and M3 helmets equipped with the SRV-style pivot (non-detent)

Sparco RW-4 Fire Resistant Racing Boxers Size:X-Large When using the Top ForcedSparco's entry level RW 4 line of underwear is optimized for both comfort and protection while maintaining a budget price. Although not FIA or SFI approved due to their short length, fire resistant boxer shorts are great for adding protection on hotter days when rated protection is not needed. Using Sparco's classic soft touch fire resistant fabric, the regular fitting shorts are comfortable for all body types and offers excellent breathability.