Alpinestars GP Plus R V3 jacket, which is designed for motorcycle riding. It features a durable leather main shell, Nucleon Flex Plus protection, and strategically placed stretch panels for comfort and performance. Here are some key features: Material: Constructed from 1.3mm genuine bovine leather with High Resistant Stretch Fabric (HRSF) for comfort. Protection: Includes Alpinestars Nucleon Flex Plus armor on shoulders and elbows. It is also compatible with Nucleon back and chest protectors. Ventilation: Has localized perforations for improved airflow. Fit: Designed with a sport fit and pre-curved arms for maximum riding performance. Comfort: Features a low-profile collar with soft edging and a 3D mesh inner comfort fabric. Storage: Includes two zippered hand pockets, two inner pockets, and an inner waterproof document pocket. Additional features: Reflective inserts for visibility, waist adjustment for comfort, and zippered ventilation for improved airflow. The jacket is optimized for track and performance riding, with a focus on safety and comfort. The Rideknit version incorporates knitted technology fabric for stretch and ventilation. The Airflow version has mesh panels for maximum airflow.