600 denier polyester fabric with PU coating. Polyester mesh inserts. Embroidered logos on ches and back. Removable CE certified Bio-armor soft elbow and shoulder protectors. Ergonomically placed stretch panels for optimal flexibility. Connection zipper allows attachment to selected Alpinestars leather and textile pants. Adaptable fit via adjustable Velcro® panels and accordion stretch zones. YKK zippers. Chest pad compartment with PE protection. Removable windproof and breathable liner jacket. Back protector compartment with PE padding.