Plastic seat and back:moulded by PP injectionSteel stand:Mould-pressed with high quality steel plate.steel plate thickness>1.5mmFoam:High density ultra soft cold-moulding foam for seat and backFabric:Premium specific cloth,fade resistant,anti foulingArmrest:Premium wood armrest,or high-elastcity PU or PP armrest with leather veins.Writing pad:Aluming post,MDF material or PP material.Auditorium chair,theater chair,hall chair