Kelisya rodent-repellent pouches are formulated with plant-based essential oils — Peppermint, Cedarwood, and Cinnamon — to help repel mice and other rodents. Results may vary by environment and level of activity. This product is not guaranteed to remove an existing infestation and is not a substitute for professional pest-control services. For rodent-repellent use only — not intended for public-health use. Always use as directed.