NOse Offense is a non-toxic, fragrance-free air and fabric odor eliminator for pets. It’s safe, eco-friendly patent-pending formula comes in a ready-to-use spray. NOse Offense uses the scientific principle of odor conjugation. The molecules in the spray immediately combine with the bad odors to create a smell free environment. We developed a unique patent pending formula that makes NOse Offense unique and effective to remove pet odors from the air. It doesn’t mask the pet smells with fragrances or perfumes, it eliminates them completely. Here's what your pet peers had to say about NO: http://www.noseoffense.com/reviews.html