Mason Jar Bird FeederMason Jar Bird Feeder The Perky Pet Mason Jar Bird Feeder combines vintage charm with practical design. Crafted from antique style blue glass embossed with bird motifs, it adds a rustic touch to any outdoor space. Its galvanized steel base and perch ensure durability, while the wide mouth opening simplifies filling and cleaning. With a capacity of up to 1 lb. of seed, this feeder supports continuous feeding, attracting a variety of birds to your yard