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Alpinestars ZX-Nomex® underwear is thin, lightweight, and ergonomically designed to meet the demands of the world's top drivers. Engineered to comply with FIA and SFI homologation regulations, the ZX-Nomex® series forms a critical safety component of any elite racer's gear. Sizing Chart
*Complies with FIA 8856-2000 and SFI 3.3 homologation standards.
*180gr 100% Nomex® fire protection in a wave construction for maximum elasticity and comfort.
*Flat seams reduce pressure points and improve seam strength.
*Asymmetric front/rear cut for optimal comfort in the driving position.
*Fitted shape to reduce bunching under the race suit.
*Exclusive 30mm Preox® stretch waistband creates an ultra thin profile under belt.