Comfortable harness system and sternum strap helps stabalise the load. Plenty of pockets and organisation for packing and keeping your gear handy. Tough, light weight construction. - Action back Extreme harness - A4 compatible - Internal organiser panel - Stash pocket - Sternum strap - Bottle pockets - Size: 46 x 30 x 18cm - Capacity: 30litres - Weight: 450grams