Droll Yankees TH-3 Thistle Seed Bird Feeder Hanging thistle seed feeder for finches To discourage critters, the sturdy construction features stainless steel wire, metal die casting, armored bands, and a UV-stabilized polycarbonate tube 8 feeding ports release seed gradually for accessible yet economical seed; ports and perches are placed to accommodate a finch's physique Regular cleaning of feeder protects birds from bacteria and disease; to attract birds, hang the feeder near trees or bushes 16 inches long with a 2-1/2-inch diameter; feeder holds 1 pound of seed; defective parts or workmanship and excessive squirrel damage are covered by a lifetime warranty