Alpinestars TZ-1 Reload Leather Jacket 1.1mm full grain leather construction Perforated front leather panels for enhanced airflow Removable CE certified Bio Armor protectors in the elbows and shoulders Chest pad compartments with PE foam padding (Alpinestars Bionic chest pads available as accessory upgrade) Back compartment with PE foam padding (CE certified Bio Armor back protector insert available as accessory) Snap connection system to integrate CE level 2 certified Bionic Race Back Protector Internal waist connection zipper allows attachment to selected Alpinestars leather and textile pants