The AFF Schoolhouse wood chair is made especially for commercial use; it is highly recommended for colleges, libraries and other educational facilities and upscale restaurants. Available in different wood finishes. Constructed to withstand the rigorous conditions of the food service industry. Mortise and tenon joints are screwed and glued together, embraced by corner blocks that improves stress flow into the load barring members - the legs. Heavy duty "L" brackets in certain spots to enhance structural stability and prevent the chair from wobbling. It is constructed from Solid Elmwood.