Upside Down Goldfinch Thistle Feeder and Dome caters to the Goldfinch. They enjoy this upside down finch thistle feeder and don't mind feeding upside down. It holds up to 2 pounds of Thistle seed or finch mix. Finch feeder features a yellow water-seal cap. The 18 inch feeding tube is protected from the weather with the included clear, durable, polycarbonate plastic 13 in. Dome. Birds feed from six Upside Down feeding ports with perches. Feeder empties completely leaving no residual. Unique upside down feeder attracts Goldfinches and discourages red House Finches.