The Perky-Pet Green 10 oz. Glass Antique Bottle Hummingbird Feeder is one of Perky-Pet brand's most popular decorative feeders used to attract hummingbirds. The elegance and style of the glass antique bottle, along with its brushed copper accents will add a touch of class to any bird lovers yard. This decorative feeder is a breeze to fill and clean, just unscrew the bottle from the base - it's that easy!