These hanging bird feeders for outdoors feature an open window design, which offers shelter for feeding birds and optimal viewing 6 sides of these wooden bird feeders for outdoors allow for 360 degree viewing and feeding These wood bird feeders for outdoors are constructed from Eastern Red Cedar, nature's renewable resource Weather and insect resistant bird feeder house Attract a variety of beautiful birds, including Cardinals, Chickadees, Goldfinches and Grosbeaks with this outdoor bird feeder