The Perky Pet Hummingbird “Window Mount” Feeder is built to be easily mounted on most types of walls and windows, and makes the perfect gift for your favorite nature lover! With the Window Mount Feeder you can observe your bird buddies from the comfort of your home, up close. This feeder has two feeding ports and a wide-mouth design that is colored bright red to attract hummingbirds. With an 8 oz. capacity, you don’t have to worry about nectar going bad, and its clear acrylic ultra-durable shatter-proof construction allows you to easily monitor its nectar level and cleanliness. A quick-release system also allows for fast and efficient refilling. Made in Denver CO USA