Body-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- 22L Size: 27 x 56 x 14cm (10.6 x 22 x 5.5â€) Weight: 1.4kg (3.1lbs) 
