Incorporating a host of protection and performance innovations taken from premier class racing, the Atem v4 2PC Leather Suit is ideal for track or performance riding. Constructed from premium, supple bovine leather for superior abrasion resistance, the Atem v4 fuses class-leading protective technology, ergonomic styling and the practicality of a two-piece suit to ensure riders maximize their time in the saddle. Construction Premium leather main chassis constructed from 1.3mm genuine bovine leather with High Resistant Stretch Fabric (HRSF) strategically positioned for comfort. 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. Key Features 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 document pocket. Extended localized perforations for improved ventilation. Reflective insert. According to European statutory law the mark is a conformity requirement for the marketing of this product. The following standards apply to this product: Fully certified riding garment to Category II prEN17092 draft standards – AAA class. Level 2 EN1621-2:2014 Alpinestars Nucleon back protector (Alpinestars Nucleon KR-R back protector and Nucleon KR-Ci chest protector available as an accessory upgrade). Level 1 EN1621-1:2012 Alpinestars GP-R shoulder, elbow and knee protectors. Alpinestars GP-R armor on shoulder, elbow and knee with Bio-Flex hip protectors