One Quart Forever Nyjer Feeder - Red This Nyjer Feeder with Hanger Rod Features a Stainless Steel Screen, Molded Durable Acrylic Top and Bottom and Drainage Holes A Center Seed Diverter Insures That Your Birds Will be Able To Reach Every Seed. Birds may Perch Anywhere on the Screen. Feeder Measures 5 W x 13 1/2 H with Hanger Rod. Volume 1 Quart. Great for feeding finches, goldfinches, siskins and more.