Premium leather main chassis constructed from 1.3mm genuine bovine leather with High Resistant Stretch Fabric (HRSF) strategically positioned for comfort., Alpinestars GP-R armor on shoulder, elbow and knee with Bio-Flex hip protectors (Alpinestars Nucleon KR-R back protector and Nucleon KR-Ci chest protector available as an accessory upgrade, sold separately)., Inner leather reinforcement on seat area, shoulder, elbow, knee and shin for additional abrasion resistance in key areas., HRSF polyamide stretch material on the shoulder area, inner sleeve, chest, crotch and calf for an optimized fit and performance., Calf expansion allows riders to adjust the fit for the highest level of comfort., YKK zips on front, cuff and ankle for a secure closure., Extended stretch area on outer cuff and collar with 3D mesh and a low profile collar with soft edging for enhanced rider comfort., Inner waterproof document pocket., Extended localized perforations for improved ventilation., Subtle tone on tone graphics., Reflective insert.