Environmentally safe, humane, and effective way to deter burrowing animals from digging and destroying your garden, lawn, plants, and landscaping. The strongest Mole & Vole Repellent on the market combining a super strong 20% castor oil formula with botanical oils that taste and smell bad to moles and voles and other burrowing animals. The proprietary blend of oils safely coats their food source (grubs, worms, roots, etc.) and makes treated areas highly unpleasant – forcing pests to relocate. There are no poisons, harmful chemicals or toxic glues. Safe to use around children and pets, and completely biodegradable.