Pure Copper 8.5-Ft Rain Chain with 13 Hammered Funnel Shape CupsThis Pure Copper 8. 5 Ft Rain Chain with 13 Hammered Funnel Shape Cups has set the standard for premium pure copper and aluminum Rain Chains as an effective means of replacing standard gutter downspouts and transporting rain water from the gutter. Pure Copper 8. 5 Ft Rain Chain with 13 Hammered Funnel Shape Cups Pure copper eastern hammered cup rain chain Wide mouth tapering down to catch water and transport to next cup Easy to install with gutter