Underarm zippered ventilation panels for optimized levels of airflow, Detachable thermal liner (100g body, 80g sleeves) and detachable hood allows the jacket to be configured according to the climate, The Zaca Jacket is Tech-Air® Ready, Nucleon Flex Pro armor on shoulders and elbows (Nucleon chest and Nucleon back protectors available as an accessory upgrade), DFS Lite shoulders with dynamic friction shield on the shoulder for enhanced abrasion resistance, An engineered sports body mapped fit and pre-curved sleeves for optimal riding performance, Rear of the jacket is elongated for enhanced coverage when riding. Low profile sports collar construction with soft lining for enhanced rider comfort, Zip front closure has been engineered to be durable and easy to use, 3L softshell stretch panels on arm pit, inner arms and shoulder blades for an optimized fit and performance, Two front zippered pockets, two chest pockets an inner waterproof document pocket and two inner pockets on the liner for safe and secure storage of valuables, With a main chassis constructed from a blend of 450D poly-fabric and stretch softshell for the optimal blend of comfort, durability, light weight, with a 2L waterproof membrane for proven wet weather performance