Rid your RV of all troublesome pests! These simple to place pouches keep ants/insects and rodents away for up to a year. Made of all natural essential oils, they are safe and effective for people and pets. To use, place or hang them inside RV engine/storage compartments, under sinks or inside closets - anywhere there?s a problem or risk of infestation. One pouch can cover up to 10 square feet.