Underwear Top FR Black X-Small SFI 3.3

The Underwear Top FR Black X-Small SFI 3.3 by RACEQUIP is a specialized flame-resistant base layer designed for environments where thermal protection is essential. This garment is ideal for tactical operators, law enforcement personnel, and motorsport professionals, serving as a foundational layer in fire-resistant ensembles. It is engineered to provide comfort and safety in high-heat exposure scenarios.

Constructed from flame-resistant materials, this underwear top meets SFI 3.3 certification standards, making it suitable for both motorsport and tactical applications. The fabric works by charring at the fiber level instead of melting, creating an insulating layer that slows heat transfer to the skin. This feature is crucial for preventing burn injuries in extreme conditions.

Operators in various fields, including law enforcement SWAT units and professional motorsport environments, will find this SFI 3.3-rated base layer beneficial for maintaining core temperature stability during extended operations. The lightweight construction minimizes pack weight while ensuring effective thermal protection. The black colorway enhances low-visibility performance in field operations.