Triple Head Horse Hooks the collar delivers the lowest the collar delivers the lowest static electric stimulation level (level 1) and increases level with each successive bark until the barking stops Add it to the children's room doorway and invite a look of cheer with it the easy to plant on the wall design makes it fit on almost any wall of your choice lending as it does a classic kind of vintage appeal that equestrian theme always brings with it its sure to add a great deal of functional beauty and help you keep your spaces free form clutter that coats The upper prong is shorter and will thus not interfere with the fall of the other hangable placed on the same hook