Yh9823gcs Rocky seat and higher back with cup-holder on the top end of armrest. Cushions: cold molded pu foam padding with ergonomic design Seat$back shell: injection molded high impact resistant, testured, linear pp. Supporting metal: rectangular steel tube frame with powder coat paint finish oven baked at 200 celcius. Fabric: selected from our fabric sample brochure. Tests: california tb-117, bs 5852 grade 3, gb. Fine carton