This is the largest cup style rain chain on the market. Each cup is over 4 inches across by 5 1/2 inches in length! This rain chain will handle heavy water flow conditions. The pure unfinished copper will age to a lovely green patina over time. A functional conversation piece for your home! Technical specifications: Cup width at top: 4 1/4' Cup opening at bottom: 1 1/2' Cup length: 5 1/2' Standard length: 8 1/2 Feet # Cups (std. Length): 13 Also see in aluminum SOLD PER FOOT