Bitter yuck. The name says it all. New and improved formula. Twice as strong. Clear, non-sticky, and easy to apply spray will stop animals from chewing and gnawing on any number of problem areas. Inexpensive and non-staining. Can be used on any washable surface, indoors and outdoors. Bitter yuck. Is water based unlike other alcohol based products that can cause stinging, so it can be applied to wounds or bandages. Stops pets and horses from chewing on paws, furniture, hot spots, wounds, drapes, leg wraps, manes and tails.