Base Layers & Socks

• Knitted from extra-plush Nomex®
• Designed to be worn under most helmets
• Single eyeport style
• Nomex Color: Black

CarbonX Ultimate Underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers. It is inherently flame resistent, will not burn, melt, or ignite when subjected to direct flame.

• Designed to deliver the ultimate in base layer thermal protection
• TPP rating of 13 cal/cm2 and zero seconds after flame
• Lightweight, patented blend of high-performance fibers
• Double jersey interlock knit
• Long or short sleeve crew neck top
• Color: Black

Delivers Ultimate™ protection to the critical face and neck areas.

• SFI 3.3 certified, includes SFI tag
• CarbonX base layer
• Moisture wicking
• Fits any full face helmet contour; wear in or out
• Made in the USA

** Clearance Priced - While Supplies Last **

• Advanced tech base layer with Alpinestars’ innovative flame-resistant technology incorporating elastane fiber for improved engineered elasticity and high levels of comfort.
• Complies with FIA 8856-2000 homologation standard.
• Innovative and lightweight material construction offers breathability and comfort.
• Soft touch textile for feel and enhanced comfort.
• Lenzing™ FR® material is a special natural viscose fiber with unique thermal insulation and flame resistance that help prevent heat stress.

Whether you race karts or racecars, a CoolMax balaclava vented headsock can help keep your head cool and dry. At K1 Race Gear, we know firsthand what it's like to have your helmet on for a long stint at the track, which is why we are pleased to offer our customers the CoolMax Vented Balaclava headsock.

• CoolMax fibers are specially designed to draw moisture away from the body and allow air circulation for quick evaporation
• A CoolMax balaclava can not only keep your head cool and dry, but it helps keep the inside of your helmet clean as well
• Vented For Maximum Breathability
• Easy Machine Washable Fabric

Whether you race karts or racecars, a CoolMax balaclava vented headsock can help keep your head cool and dry. At K1 Race Gear, we know firsthand what it's like to have your helmet on for a long stint at the track, which is why we are pleased to offer our customers the CoolMax Vented Balaclava headsock.

• CoolMax fibers are specially designed to draw moisture away from the body and allow air circulation for quick evaporation
• A CoolMax balaclava can not only keep your head cool and dry, but it helps keep the inside of your helmet clean as well
• Vented For Maximum Breathability
• Easy Machine Washable Fabric

180 g/m² Super Lightweight Material 50% Nomex, 50% innovative viscose fibers for ultimate in weight savings, flame resistance & thermal insulation to combat heat stress and fatigue.

• Exceeds both SFI 3.3/5 and FIA 8856 homologation standards
• Minimal flat stitched seams with specialized flame resistant thread for added comfort
• Special non-chemical dry treatment to promote cooling and combat odor
• Highest level of elasticity and softness

180 g/m² Super Lightweight Material 50% Nomex, 50% innovative viscose fibers for ultimate in weight savings, flame resistance & thermal insulation to combat heat stress and fatigue.

• Exceeds both SFI 3.3/5 and FIA 8856 homologation standards
• Minimal flat stitched seams with specialized flame resistant thread for added comfort
• Special non-chemical dry treatment to promote cooling and combat odor
• Highest level of elasticity and softness

The K1 Nomex Balaclava is constructed of lightweight, aramidic premium Nomex designed for comfort, usability, & safety. It meets SFI 3.3 homologation standards, and is available in both black, white, single and double layers!

• SFI 3.3/5 Rated for competition use
• Reverse stitching for added comfort and usability
• Open face design allows for a variety of positions
• Keeps your helmet clean and moisture-free