This office sofa is made of a thick, wear-resistant faux leather fabric with a delicate feel. The ergonomic tilt back is designed to fit the curve of the body and provide comfortable support from the lumbar spine to the hip, effectively reducing body stress. Back fill full doll cotton, soft rebound, gentle wrap waist back. The seat bag is filled with natural latex and high-density sponge, soft and easy to deform, durable rebound, and comfortable to sit. Wide seat deep and full armrest design.