Pretty much brilliant- making a slow feeder out of a trash can. Can fill it and wheel it around, it already has a lid on it, and you could easily secure it to the fence with a rope or clips or something. Best Slow Feeders For Horses Horse Slow Feeder, Hay Feeder For Horses, Horse Stalls, Horse Barns, Goat Hay Feeder, Horse Shelter, Goat Barn, Farm Projects, Horse Tips