Proforce SFI 3.3 fire retardant socks are made from 100 percent Nomex® and available in many different sizes. All Proforce fire retardant underwear garments are machine washable and retain their shape well.

More From This Category

Simpson Nomex Underwear, Pants, Full Length, Nomex, Medium, White, Each

Simpson Nomex Underwear, Pants, Full Length, Nomex, Medium, White, Each

$197.00

Simpson CarbonX Underwear Shirts Short Sleeve Top Medium

Simpson CarbonX Underwear Shirts Short Sleeve Top Medium

$197.00

Simpson CarbonX Underwear Shirt Short Sleeve Top Large

Simpson CarbonX Underwear Shirt Short Sleeve Top Large

$197.00