The EVOC Stage 12 liter volume backpack for mountain biking and hiking is a compact technical daypack with excellent features. Its hydration system compatible with room for a 2 liter water bladder and provides uncompromising carrying comfort via the freely moving BRACE LINK that allows the shoulder straps to adapt to the individual shoulder width of the wearer.Air Flow Contact System offers perfect back ventilationAttachment System for: helmet (XC, full face), protection gear (stowable)Tool compartment (separate, quick access)Accommodates hydration systems up to 2L (not included)