Tomcat Mouse Killer Child and Dog Resistant, Refillable Station effectively kills up to 12 mice* with one bait block while providing Tomcat's highest level of station security. Resistant to weather and tampering by children and pets, the reusable station gives mice easy access to bait and keeps fingers and pet paws out. The bait station is also weather-resistant, making it the ideal station for indoor and outdoor use. Includes 1 refillable bait station and 16 bait refills. No need to touch the bait when placing station. Active Ingredient: Bromethalin 0.01-percent.