Choose EverField Moth Balls for Indoor and Outdoor Use and take control of your space, keeping it free from rodents and pests. - Effective Rodent Repellent: Instead of resorting to lethal methods, our rodent repellent balls emit a blend of plant odors that strongly stimulate rodents central nervous system, prompting them to flee. - Long-lasting Natural Formula: Crafted from castor oil, clove oil, and peppermint oil, these natural ingredients release a consistent peppermint scent for up to 3 months, effectively keeping mice away. - Easy to Use: Suitable for various settings such as homes, closets, pantries, vehicles, RVs, indoors, and outdoors. Simply place 2 balls in each small room and replace when the scent diminishes. - Multi-Pest Defense: Our repellent not only deters mice but also repels squirrels, raccoons, spiders, cockroaches, ants, and more.