The innovative Alabaster Rocks! Collection, in which pieces of real alabaster are hand-selected and suspended in resin, offers a truly original mosaic look. When illuminated, each fixture displays its unique and varied colors, even more dramatically than solid alabaster. Part of the Alabaster Rocks! Aria Collection Base Finish Brushed Nickel Base Material Metal Shade Material Shaved Alabaster Rocks Cast Into Resin Adjustable height with included rigid stem kit. Rigid stem kit includes 3 12 stems and 1 6 stem. Additional rigid stem kits are available. Rigid stem kit has a 360-degree ball swivel at the canopy hang-straight Bulb Type 1 Incandescent not included Bulb Wattage 60W Bulb Base E-26 Medium Base Damp Location Rated UL Certification Overall Dimensions 16 H x 18 Diameter Canopy Dimensions 5 L x 5 W x 0.75 H Please note that this product is designed for use in the United States only 110 volt wiring , and may not work properly outside of the United States.