Gallon, Concentrate, Mole, Vole & Gopher Repellent, Gallon Refill Unit, Repels By Distasting Food Sources & Creating An Unpleasant Environment For Pests To Live, Formulation Includes Castor Oil, Emulsifying Agents, Cinnamon, Pepper & Garlic Oils, Repels Moles, Voles, Gophers, Ground Hogs, Ground Squirrels & More.