From alpine etreks to week-long outdoor escapes, the MOUNT SHASTA 45+10 backpack maximizes adventure comfort. With multiple pockets and compartments, it allows organization optimal organization of your stuff during long journeys, with a direct access to the separate pack-base compartment and a large suitcase-type zip opening. Many external fasteners let you efficiently secure poles, poles, tent and mat. Multiple compression straps and a wraparound hip belt adjust and stabilize your load throughout your trek, considerably reducing fatigue around the hips. Taking the miles in its stride, the MOUNT SHASTA 45+10 has a contact back in ARIAPRENE™ 3D, height adjustable (46-53 cm) for custom carrying comfort. Its eco-friendly foam - perforated, heat molded, high density - maximizes back moisture removal during exertion. The removable lid becomes a handy daypack for carrying essential stuff in transit, and the waterproof rain cover adapts to the weather.