You'll be entertained as the squirrels make their way through the five "cobs" on the spinning wheel. They'll keep coming back for the delicious treats made of corn and sunflower seeds. Includes one wheel and five starter cobs (refills available). To load, simply unscrew wing nut, insert cob onto the bolt, then reinsert into the wheel. The green recycled plastic feeder hangs easily from a sturdy branch or pole. 11"H x 12"W x 11"D.