Alpinestars Men's Missile Ignition Leather One PieceSuit Tech-Air(Black/White/Yellow) 46Tech Air compatible Premium leather main chassis constructed from 1. 3mm genuine bovine leather Large accordion stretch panels help movement and comfort on the bike HRSF stretch fabric panels on sleeves, crotch further improve fit and feel Ergonomic back hump, sculpted for better airflow and performance at high speed Pre curved sleeve and leg construction Large perforated leather panels for maximum ventilation Localized perforations highly improve