The dual pane lens technology keeps the cold outside air from causing any fog issues on the inside

ventilated Supertech construction

The large neoprene cuff

highly insulated

Central to the Pro-Dura design is the line’s durable and breathable construction that provides next-level freedom of movement

zx bottom evo v3 fia sfi Size:M/L The dual pane lens technologyAlpinestars ZX EVO V3 Bottom is constructed with LENZING FR, an innovative, sustainably produced viscose fiber that provides exceptional flame resistance and protection against heat transfer. This Formula 1 specification underwear is extremely lightweight and thin, and designed to be incredibly soft to the touch, offering greatly enhanced comfort when wearing a driving suit.