KOE Kennel Odor Eliminator Concentrate Fresh Scent is a nontoxic, environmentally friendly natural solution to troublesome odors that is safe for both you and your pets. This concentrated solution permanently eliminates both old and new odors anywhere including your home, kennels, and clinic, leaving a fresh and pleasant smell. Stay odorfree with KOE Kennel Odor Eliminator Concentrate Even works on old, deeply impregnanted odors from cages, floors, and other large areas. For use anywhere, anytime. Safe for home and pet. Not a mask, not an enzyme. Nontoxic, nonirritating, nonflammable, noncarcinogenic, biodegradable.