Alpinestars ZX EVO v2 Underlayer Pants

The Alpinestars ZX EVO v2 Underlayer Pants are kart underwear engineered for uncompromising fire protection and comfort. Built with Lenzing FR fibers these FIA 8856-2018 homologated pants deliver exceptional flame resistance in a lightweight breathable and incredibly soft package. Designed to meet Formula 1 specification standards the ZX EVO v2 pants combine advanced protection with seamless comfort ensuring you stay focused on performance behind the wheel.

The pants are certified to the FIA 8856-2018 homologation standard for motorsport safety. They are constructed with Lenzing FR flame resistant natural viscose fiber for superior fire protection. The stretchable build is designed to meet the latest FIA homologation requirements. Seamless tubular construction reduces pressure points and maximizes comfort. The lightweight fabric keeps bulk low without compromising safety. A high percentage of Lenzing FR fibers enhances garment performance. They feature a jacquard motif with Alpinestars knee logo for a professional distinctive look. The soft touch finish improves comfort under a driving suit during long sessions.

The pants are ideal for professional and amateur drivers who need FIA 8856-2018 homologated fireproof underwear that balances comfort and performance. The stretchy low bulk design ensures they fit comfortably under any racing suit without restricting movement. The lightweight seamless tubular design prevents pressure points and ensures breathability during extended sessions.

For a different option developed for cold weather riding conditions with double density fabric covering the most exposed areas and comfortable moisture wicking material for optimal thermal protection see the Alpinestars Ride Tech Winter Pants. Those pants are made from polypropylene with elastane fabric that will not melt under abrasion and have tubular seamless construction and compression fit for muscle support to reduce fatigue whereas these ZX EVO v2 pants are constructed with Lenzing FR fibers and certified to the FIA 8856-2018 homologation standard.