D3O® BP4 BACK PRO LEVEL 1 BACK PROTECTION
D3O® Level 1 body protection system, it can be used with our new The Downtown jacket from the Urban range. D3O®BP4 L1 technology provides flexible products with high impact absorption properties. The BP4 L1 is the lightest and most breathable on the market.
For the size, take the same size as the jacket. For the XL, you can use the L liner.