#1 All Systems Tea Tree Oil Spray-8 Oz Highly concentrated. Formulated for dogs and cats. Tea Tree Oil Spray is an all natural product which is anti-fungal, anti-bacterial, antiseptic, analgesic Great for insect bites, hot-spots, fungus infections, cures all type of sores It contains a natural sovent which allows it to be absorbed into the skin along with it?s healing properties. We added a state-of-the-art ingredient which keeps your pet from licking it off.