Alpinestars modern interpretation of the classic biker jacket Equipped with a detachable thermal vest with 80g insulation at the front, adds to performance and versatility Combines premium 1.0-1.2 mm lightweight, supple bovine leather with a tailored fit Leather is dip dyed, and the oils used during the process results in a more natural finish with superior overall softness against the skin Shoulder and elbow armor protectors are engineered with a low profile for a more tailored fit Low profile elbow protectors for a more stripped back and elegant aesthetic Tech-Air® 3 Ready Integrated metallic gunmetal zip and metallic shoulder badge and trim for a premium finish Leather accordion panels on the shoulder blades for an enhanced rider fit and optimum freedom of movement Ventilation channels located on the rear area of the biceps for enhanced airflow Perforated leather collar for additional airflow Button and zip closure on the front, and button closures on the neck and wrist for a secure closure Adjustable waist with buttons for an optimized fit Zippered side pockets for real-world practicality Loops for a secure attachment to Alpinestars riding pants Mesh liner for superior rider comfort Internal waterproof compartment for safe and secure storage of valuables