Wild Bird Seed Mix, Waste Free Blend, 50 lbs. bird seed catcher for outdoor feeders The spring loaded design of

The spring loaded design of the perch closes the ports when a squirrel's full weight is on it

Ventilation slots beneath this roof prevent nestlings from overheating

and when it's time to exit the house

5"W x 14"H

Mounting: place feet on ground

Wild Bird Seed Mix, Waste Free Blend, 50 lbs. bird seed catcher for outdoor feeders The spring loaded design ofThe Waste Free seed blend is specially formulated to accommodate nut loving birds. Consisting of 80% shelled oil seed and peanut, this seed mix has been made without "filler" seeds to reduce waste and keep your feeder area clean. There are no seed hulls to clean from beneath your feeder. The high concentration of oil seed and peanut helps provide the birds with maximum energy, which is especially important during migration and the cold winter months.