Impact’s fire retardant Nomex® underwear works perfectly under any driving suit and provides an additional layer of valuable protection. Soft yet durable fire retardant underwear is form-fitting and hand-crafted with a flat interlock stitch to minimize pressure points while providing cooling comfort through the use of our exclusive moisture-wicking interlock knit Nomex® material. 

• SFI 3.3
• Available in charcoal gray
• Select a size smaller than you normally wear so it's snug and doesn't bunch under your suit.