This feeder makes Suet Nugget™ feeding easy and is designed specifically for our wild bird Suet Nuggets™. This feeder also holds peanuts or sunflower. Great wild bird attraction all year long. Remove wrap, lift lid to retrieve perches. Use with or without included perches. To use perch: Washer slides off of perch with force. Insert perch through mesh, reattach washer. Fill feeder, reapply lid, hang feeder & enjoy! Holds 16 to 24 oz. 3” x 3” x 11.25” high.