10"x6"x6" - Tomahawk One Way Door Excluder, Model E60, is ideal for removing unwanted gray squirrels, skunks and muskrats, from your home without actually having to trap them. Just attach the eliminator to your home and once the animal gets out, the trap door does not allow it back in. If you want to actually trap the animal, order it with a rear sliding door, Tomahawk Model E60D.