Viper v4 Air Jacket Black/WhiteSport jacket combining superior airflow, abrasion resistance and adaptability featuring detachable windproof liner. 600D chassis delivers durability and is laser perforated to allow air pass through the main shell. 3D formed construction utilizes natural three dimensional volumes to map rider's body contours with precision, this design not only enhances the aesthetic of the jacket but also maximising freedom of movement and comfort. Extra large tech