Four Paws Keep Off Repellent will repel dogs and cats for up to 24 hours when applied daily. For use indoors and outdoors. From the home of quality pet products. Four Paws Keep Off Repellent will repel dogs and cats for up to 24 hours when applied daily. Safe and effective for use indoors and outdoors. From the home of quality pet products. It is a perfect aid for training cats to stay off furniture, draperies, counters, tabletops and more. Help keep cats away from houseplants, outdoor plants and other undesirable areas.Â