Bath Room, Enclosed Shower, and Wood Counter The Trzebiatowskis’ bathroom retains the spirit of Arizona heat with its shocking magenta ceilings, floors, and walls. The vanity is anything but—opting for art instead of a mounted mirror—and is made from sanded and sealed oriented strand board (OSB), a waste material typically used in framing.  Photo 2 of 9 in 9 Unusual Modern Bathrooms from Xeros Effect