EVOC FR Trail Blackline Protector 20L Backpack Black SBody hugging fit Completely ventilated carrying System with breathable hip belt Back protector is removable and replaceable 2 Step Zip System EN 1621 2 Level 1 Back Protection Attachment System for: helmet (XC, full face), protection gear (stowable) Tool compartment (separate, wide swing open) Rain cover (integrated) Accommodates hydration Systems up to 3L (not included) Material: N 210D Ripstop HD, 3D Air Mesh, Airo Flex Volume: S 18L, M L 20L, XL