Victor M805 Scent-Away Natural Rodent Repeller Packs, 5 Bags, Beige Naturally repel mice and rats with peppermint oil-infused granules Breathable mesh pouch effectively diffuses minty scent Easy to use  simply place or hang in a confined space Ideal for enclosed spaces, including closets, cupboards, attics, sheds, vehicles and more Each pack lasts for up to 30 days