Alpinestars SPX Perforated Leather Motorcycle Jacket - BlackAlpinestars SPX Perforated Leather Motorcycle Jacket Anatomically optimized and incorporating class leading protective features into a multi material chassis, the SP X Jacket has extensive stretch panels for a close, sport riding fit while offering high levels of upper body mobility regardless of the riding position. Perforation zones and zippered air intakes on the torso provide internal airflow while a removable thermal liner means this CE certified