Construction Expertly crafted of kiln-dried rubberwood with a plywood seat. Crafted of rubberwood, a sustainably harvested and highly durable hardwood. All wood is kiln-dried, a process that ensures that the furniture will never split, warp, crack or mildew. Frame features an oil based antique umber finish, finished on all sides. Mortise-and-tenon joinery provides exceptional structural integrity. Imported. Care To protect finish, do not apply abrasives or household cleaners, dust with soft dry cloth. Blot spills immediately and wipe with a clean damp cloth. Do not expose to direct sunlight or excessive temps. Hardware may loosen over time, periodically check to make sure all connections are tight and retighten if necessary.