Simpson Pro-Fit Base Layer Bottom - White Size:3X-Large One size fits all

One size fits all

Five individual shell sizes for the lowest profile possible

Forced air kits available for aftermarket including quick lock (V10) and are fully compatible with Maglock

performance and engineering excellence

Nomex Balaclava

Simpson Pro-Fit Base Layer Bottom - White Size:3X-Large One size fits allSFI 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 Bottom Fire Retardant Pro Fit SFI 3. 3 Nomex White Medium Large Sold Individually Stay safe on the