SFI 3.3. The NEW Simpson Pro-Fit Base Layers are our most comfortable and best-fitting base layers. Constructed in Italy using the latest techniques, the Pro-Fit provides superior softness and stretchability. The trusted Nomex® material gives you an added layer of protection while maintaining breathability and comfort. 
 
Sizes range from XS-4XL. 
Colour Options: True White and Carbon Black. 
 
Try our Long Sleeve Tops, Pants, and Balaclava Today!