Provides the best of both worlds, protection from unwanted creatures like squirrel and larger birds and protection from the elements. Small songbirds easily fly in for safe feeding. 15 inch feeder surrounded by a 10.5 inch diameter black powder coated steel wire cage with 1.5 inch openings. Open cage bottom allows hulls to fall through 1 lb. capacity. Can be hung or pole mounted. Lifetime Warranty against squirrel damage.