Stem made of 1 1/4" x 1 1/4" (30 x 30 mm) metal corners (1" x 1" - 25 x 25 mm for the arm). Laser cut steel base, 1/2" - 12 mm thick, oval shape (18" - 46 cm long axis x 14 1/4" - 36 cm). Stem and base in a finely textured Satin black Epoxy lacquer finish. Polyethylene (PE) lampshade, white roto mouded microblasted in the shape of a "pebble" diam 18 1/2" - 46 cm H = 7" - 17.5 cm, suspended by its cable at the end. Round textile electric cable, color Havana (brown). Black foot switch. Requires 8W GX53 LED bulb, color warmth 2700 K (warm white), 670 Lumens.