DESC: ALL CLIMBING SALES ARE FINAL. This panel-loading, fully featured, AvaLung-equipped Covert Pack by Black Diamond is optimized for day-trip traveling off-piste. FEATURES of the Covert AvaLung Pack by Black Diamond Large zippered front-panel opening Unique diagonal ski-carry cable for fast and secure attachment Tuck-away helmet carrying sling and fleece-lined goggle pocket Hipbelt stash pockets Dedicated avy-tool organizer pocket Insulated hydration sleeve SPECIFICATIONS for S/M: Volume: 28 L / 1,700 cu in Average Stock Weight: 1.5 kg / 3 lb 5 oz Material: Tough 420d nylon and 840d Ballistic nylon SPECIFICATIONS for M/L: Volume: 30 L / 1,831 cu in Average Stock Weight: 1.57 kg / 3 lb 7 oz Material: Tough 420d nylon and 840d Ballistic nylon