Designed exclusively by Woodlink, these beautiful feeders & Houses are constructed from up to 90% recycled plastic. They are environmentally friendly and are designed for easy maintenance, large feed capacities, and attracting more birds. Woodlink's products are Made in the USA. 7.0 x 8.25 x 12.5"H. 1 9/16" Hole. Ideal for Western Bluebirds.