80L capacity, ideal for hiking and camping.Water-resistant rip-stop polyester fabric for durability.Quick-access roomy main compartment for clothes, laptop, books.Plenty of external pockets: front/bottom/waist/side pockets for smaller items.Adjustable padded mesh shoulder straps alleviate stress.Breathable mesh back panel with air channels keep your back cool.Adjustable chest and waist straps keep the backpack in place.Attachment straps for camping mattress, trekking poles, tent.Side compression strap and reinforced bartack stitching.