Frame is crafted from kiln-dried engineered hardwood. Kiln-dried wood helps prevent warping, splitting, cracking and developing mildew. Mortise-and-tenon joinery provides exceptional structural integrity. Cylindrical legs are removable; ebony finish. Upholstered in your choice of fabric. Polyester-wrapped cushions for a firmer feel. No-sag steel sinuous springs provide cushion support; 70% recycled metal sinuous arc spring. Select from 1 seater, 2 seater, 3 seater and corner to fit your specific needs. Contract Grade: Thoughtfully designed and expertly engineered to meet rigorous testing standards and best practices from select ANSI/BIFMA testing protocols