This unique pole topper allows the birds to see the seed on the tray below with the acrylic panel inserts, Comes with the flange attached for easy installation over a recycled seed catcher, Taupe and black poly-lumber, acrylic and metal polyester-powder coated flange, Shown with SNSC Seed Catcher - sold separate, Dimensions: 23-1/2" L x 21" W x 5" H, SKU: BYNTP111