Light and thin partition curtain (light transmittance 40%); Thickened iron-free partition curtain (light transmittance 20%); Extra thick iron-free partition curtain (light transmittance 5%); 2 pieces of light and thin rear side curtains (40% light transmittance); 2 pieces of thickened and iron-free rear side curtains (light transmittance 20%); 2 extra thick, iron-free rear side curtains (5% light transmittance)