1.Main material in 600D polyester, high density woven, waterproof 2.Breathable air mesh tex and hollow chamber foam padded backpanel,stabiliser straps allow optional positioning of the backpack 3.Top loading main compartment with guaranteed drawstring closure 4.Elastic drawcord and daisy chain on top for extra gear 5.Full zippered rain cover in bottom zipper pocket 6.Top lid pocket for extra storages 7.Compression straps at both sides 8.Contoured softly padded shoulder straps covered wirh air mesh tex 9.Bottom zippered pocket access to the main compartment for sleeping bag 10.Daisy chain provides quick clipping points 11.Two compression straps attached with lid pocket for load stability 12.Bilaminated hipbelt inner side has thick and softer foam with air mesh tex lining, outer stiff foam, PE reinforcement 13.Adjustable chest straps for anti-slip and stability