Alpinestars ZX Lenzing calf socks finished in black. Manufactured from Lenzing FR fabrics, a special natural viscose fibre with permanent flame resistance properties coupled with unique themal insulation to help prevent heat stress and heat stroke. Featuring ultra lightweight and seamless construction with more elastic properties than Nomex providing better breathablity and a closer fit, a superior advancement on the traditional Nomex underwear. FIA 8858-2000.
- Manufactured from Lenzing FR fabric
- Flame resistant with thermal insulation
- Ultralightweight seamless construction