Only used one time! Perfect condition. Internal multi-function sleeve fits most 16-inch laptop sleeves or a reservoir with clip and external hose route Small external zip pocket with key clip Front panel bungee, with custom color option Trekking pole or ice axe loop Spacer mesh covered EVA foam Stowaway webbing hipbelt with padded wings Soft, breathable spacermesh contact surface for comfortable feel Adjustable sternum strap with whistle Webbing hipbelt with fabric wings