... ring:Curtain ring type:,woode inside and resin outside Surface treatment:1.Plating:antique brass,antique copper, teak ,walnut,antique silver ... .ect2.Paint:black ,white,twinkling silver,twinkling golden ect3. ... eletrophoresis:black walnut,mahogany ,champagne Packing:sample packing ,pvc packing,as per customers request wooden curtain ring ...