Premium 1.4mm leather chassis Removable D3O« Viper back protector Large accessible back panel for attaching club patch Sized to fit over current riding jacket or use side-fit adjustment straps to wear alone Cross-draw storage pockets Premium YKK« zippers Stripped vest is perfect for clubs that require only club patches to be worn on members' vests Icon relaxed fit with straight body. VEST REG D3O 4X