Mice, rats, and voles can do some damage in and around your home and outdoor spaces. Stop them with Tomcat® Rodent Repellent spray. Contains Bitrex, a bittering agent that’s detested by rodents. Keeps mice, rats, and voles from chewing, nibbling, licking, gnawing, eating, and biting. Spray on fence posts, tree bark, vinyl siding, garbage cans, and other places rodents make entry, nest, or forage. Sprays easily in any direction, even upside down.