Made of kiln-dried solid hardwood and iron. Kiln-dried wood helps prevent warping, splitting, cracking and developing mildew. Made in a Fair Trade Certified™ factory, supporting fair and safe labor practices and empowering workers to invest in their communities. Workers receive extra funds for every product sold which are used for community projects chosen by workers. Attached hooks on back of shelves for mounting; ITW hardware included. Assembly required. Imported. Wipe frame with a soft clean cloth.