The Valve pendant lamp is made from (324) 5/16" genuine steel hex nuts. Meticulously welded by hand in a simple tasteful shape. Great in a series of hanging fixtures over a bar section or as a single individual fixture. The Valve lamp is 9" tall by 8.5" round at it's widest point and 3" at it's narrowest point. Total weight is approximately 5 lbs. Please contact Hex for other design options.