Ventilation, comfort, stability is what the HIKELITE 18 by Osprey is all about, with features to keep you feeling great whether on the long trails in the sun or caught by a sudden shower on the way home. The suspended mesh backpanel is supported by the frame, while the foam harness has large perforations for maximum airflow. An integrated raincover protects your belongings when the clouds burst. An inner hydration sleeve holds up to a three-liter reservoir, perfect for summer hiking in Canada. Scratch resistant glasses and device pocket, stretch mesh side pockets and an easy access main compartment hold everything you need.