Wild Wings WWDS15-P Deluxe Sunflower Twist & Clean, Pewter Patented Even-Feed baffles trap seed at each feeding level and help divert seed to feeding ports to avoid wasted seed Patented Twist & Clean technology allows ALL parts to be disassembled without tools for easy cleaning; all parts are dishwasher safe UV stabilized polycarbonate tube resists fading and cracking Rust-resistant powder-coated die cast aluminum ports and perches Extra spacing for both large and small birds