Simpson Pro-Fit Base Layer Top - Long Sleeve - White 2421 If you are on the

If you are on the edge between a medium and a large but have narrow shoulders

A 3D silicone print palm provides excellent levels of grip from a reduced print surface

3 approved

fatigue and feelings of heaviness

Hidden Boot Cut

Simpson Pro-Fit Base Layer Top - Long Sleeve - White 2421 If you are on theSFI 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. Product Description: Underwear Top Fire Retardant Long Sleeve Pro Fit SFI 3. 3 Nomex White Medium Large Sold Individually Stay safe on