stella tech zx briefs 1 RGroup_1232-81000 and feature a microfiber

and feature a microfiber

the SP-X BOA Boots have an integrated shin impact protector

while the seamless crotch and pre-curved legs provide exceptional rider comfort and performance

and inner arms

stella tech zx briefs 1 RGroup_1232-81000 and feature a microfiberAlpinestars TECH ZX Series STELLA BRIEFS are constructed with LENZING FR, an innovative, sustainably produced viscose fiber that provides exceptional flame resistance and protection against heat transfer. This Formula 1 derived underwear is extremely lightweight and thin, and designed to be incredibly soft to the touch, offering greatly enhanced comfort when wearing beneath mandatory underwear layers. Certified to FIA 8856 2018 homologation standard