Birdola 54322 Squirrel Kob Bungee Unique spring action feeder brings out comical feeding antics Works with cobs and corn logs 6 oz Follow the bouncing squirrel Unique spring action feeder brings out comical feeding antics Works with cobs and corn logs, but we recommend our Big Ol' Kob (0866-0798) for maximum bounce Durable metal cable, chain and spring Chain is covered with a cloth to prevent injuries to squirrels and yourself