Cedar Nesting Shelf for American Robins, Barn Swallows, Eastern and Say’s Phoebes, Natural • Made for species that prefer open shelf nesting • Other birds may use this nesting shelf as well, depending on their habits • Made from western red or northern white cedar, known for its decay and insect resistance • Roof is longer than the floor to allow rain to run off • Cutout sides provide protection while still allowing nesting birds a clear field of view • Assembled with screws for maximum durability and longevity • No paint, stain or other treatments are used to provide the safest, healthiest environment for birds to live and breed • All fasteners are weather-resistant stainless steel or polymer coated • Overall dimensions are approximately 9 1/4” W x 9 1/8” L x 11 1/2” H • Interior dimensions are approximately 6 3/8” W x 7 1/4” L x 5” H (5" H at opening, 7 3/4" H at back of interior) • Pilot holes for installation will be pre-drilled at the top and bottom. There is no guarantee a certain species will use the nesting shelf, but you can increase your chances by following established methods for success. With each nesting shelf you will be provided information about the best placement and orientation for the shelf, along with other suggestions. Photos are representative of the model for sale. All nesting shelves are built to the same specifications but will vary slightly in wood color and pattern. Thank you for looking at this product from The Spartan Woodshop!