Steve's Exclusive Best Natural Woven Wood Folding Panels an alternative vertical window treatment for large windows and sliding glass doors. Folding Panels are hand traversed and feature a 15% fullness for extra luxury;pattern runs vertically. Woven Wood Panels are truly natural! They are woven using bamboo, reeds, grasses, jutes, and yarns for a one-of-a-kind look that synthetic material cannot match. Distinctive variations in colors and other slight imperfections are part of the unique charm of woven wood shades.