Constructed of 3/4 inch kiln dried cedar with all the quality that Woodlink puts into every product. Built to the specifications required for nesting screech owls with a 3 inch round entrance. Easy open door allows for annual maintanence and cleaning. Includes mounting instructions and data sheet on nesting screech owls. 20″H x 8.75″W x 11″D / Weight: 9 lbs.