K1 RaceGear Flex Balaclava - Black Size:One Size while the built in SFI

while the built in SFI 3

resulting in better fit and less material bunching when holding the wheel

a brass Nomex-backed zipper with a double overlap for a secure front opening

Innovation

Jackets are constructed of a Pyrovatex outer layer backed by a layer of flame-retardant Aramid material then lined with an additional layer of Pyrovatex flame-retardant cotton material which offers a high level of heat and flame protection along with durability and comfort to meet the requirements of the SFI 3

K1 RaceGear Flex Balaclava - Black Size:One Size while the built in SFIThe K1 RaceGear FLEX Tech Layers are constructed of the highest quality blend of 100% Nomex and natural viscose fibers. This innovative material construction offers not only superior flame resistance and protection against heat transfer, but is the ultimate choice for soft, lightweight comfortable underwear. Designed and tested specifically by top pros in Rally Cross, WEC and other endurance challenge series, the K1 FLEX Tech Layers are quickly