Repels skunks, groundhogs, squirrels, dogs, cats and raccoons. Repels by odor and taste. Is safe to use both indoors and outdoors. Inside or outside, Critter Ridder delivers longer-lasting protection up to 30 days! Made with all-natural ingredients that repel through scent, taste, and touch, Critter Ridder-« is OMRI-« Listed and compliant for use in organic gardening, and is specifically designed for use around children and pets.