Alpinestars GP-Tech V4 Suit has improved protection whilst increasing breathability and maintaining low weight. New breathable 3D Nomex® fabric provides the suit with more airflow and ventilation. Elastic waist construction for true belt cinch fit.KEY FEATURES:- Advanced three-layer construction assembly forbreathability, comfort and low weight.- Anatomically engineered, pre-curved arms and legs providean enhanced fit and an optimum position while driving.- New, enhanced breathability areas on torso, sides, andunder arms, for improved ventilation.- Superlight Nomex® stretch panels on lumbar area, elbows,knees, and crotch.- Features Alpinestars new extraction handle design from F1.- Lightweight knitted cuffs to reduce weight.- Premium YKK metal zipper with Alpinestars zipper pullers,plus double slider for versatile and customizable fit.- Athletic-Regular fit design.- Certified to FIA 8856-2018 homologation standard