Seat/Back foam: soft and comfortable moulded foam with strong restoring function. Seat/Back Shells: High impact Polypropylene(PP). Armrest: Premium wood armrest. Painted or PP. Stand: Mould-pressed with high quality steel plate. Fabric: 1. Premium specific cloth. 2. Genuine leather. 3. Artificial leather Seat reposition: Noise free, Spring driven Coating: Coated with static powder after antirust treatment. Knockdown packing into carton.