This retro Shell lamp shade is made from white recycled paper that comes flatpacked. Strong graphic shapes create a complex & intriguing form. The bold curved cuts of the Shell design were delevoped by textile designer Genevieve Bennett. Recommended for use with an energy saving bulb. Maximum bulb wattage is 20W. This lampshade is supplied with 40mm hole for E27 fittings & additional 29mm reducing ring for those with B22 fittings. Dimensions: Diameter 50cm x Height 25cm