The Advantage HardHat Premier Tonneau Cover still an aluminum hardcore interior for maximum security but has an upgraded canvas material exterior. The canvas material resists fading from the sun mold and mildew. It s also very easy to clean.The tri-fold design allows 2/3 bed access and can be secured in this position for driving. The Advantage Hard Hat Premier comes assembled no tools or removal of factory parts required for the installation. If you re needing full bed access the cover can be removed in mintues so you can haul the larger items quickly.