Classic Brands 23 Green Harmony Tube Feeder Slide shutter down to dispense nyjer seed for finches. Wide-mouth hopper design offers easy-fill - reduces or eliminates spillage. Six feeding stations each with unique anyseed port to accomodate thistle mixed seed or sunflower seed. All Slide shutter down to dispense nyjer seed for finches. Wide-mouth hopper design offers easy-fill - reduces or eliminates spillage. Six feeding stations each with unique anyseed port to accomodate thistle mixed seed or sunflower seed. All Produced with the highest grade materials