Alpinestars GP Plus R V4 Airflow perforated Motorcycle Leather Jacket, black-red, size 54 for Men

The GP Plus R v4 Airflow Jacket is engineered and optimized for maximum ventilation and airflow and features extensive race-derived features and materials including a dedicated 'Sport' fit with pre-curved arms for maximum riding performance, and race-proven protection on the shoulders and elbows.Vented shoulders and extensive perforation zones on the chest and sides for maximum airflow. Alpinestars composite stretch technology, A-CS® Plus, stretch panels on the torso for exceptional breathability, comfort, and freedom of movement, as well as delivering a lighter weight and a lower profile than a traditional leather accordion panel (the A-CS® Plus panels are about 9% lighter than leather panels). Another key advantage of using A-CS® Plus is its superior stretch performance, A-CS® Plus has about 30% elongation and offers an increase in tear resistance of 300% compared to HRSF (Hyper Resistant Stretch Fiber), and an increase in cut resistance by 600% versus leather.1.3mm 'Race' grade leat