Underwear Bottom FR Black Large SFI 3.3

The RaceQuip Underwear Bottom FR Black Large SFI 3.3 is an essential foundation layer for any serious racing driver or automotive enthusiast working in high-heat environments. This flame-resistant base layer is designed to protect your skin when standard cotton fails, making it ideal for use in competition cockpits or during extended periods in environments with fire risks.

With SFI 3.3 certification, this underwear bottom meets the rigorous standards for fire-resistant racing apparel. The lightweight and breathable fabric provides maximum thermal protection, ensuring comfort and safety during intense racing sessions. The snug fit in Large size allows for proper layering under racing suits without bunching or creating pressure points.

Racers and automotive professionals will find this garment beneficial during extended sessions where fire risk is present. Its black color effectively hides sweat and dirt, making it practical for long racing events. This underwear bottom is a trusted choice for both professional and amateur racers looking for reliable protection.