BISSELL® Advanced PRO MAX Clean + Protect 50 fl oz. Formula is our most powerful solution for tough, ground-in dirt and stains. In fact, it has the best cleaning performance on the market. It’s formulated to work in all BISSELL® upright carpet cleaners to remove stains and tough odors. It can be used on carpet, area rugs, upholstery, and other similar soft surfaces. It works great on stubborn stains and underlying odors in heavily soiled areas around your home. It doesn't contain any heavy metals, phosphates or dyes, and it's an earth friendly formula with biodegradable detergents. It's also safe to use around kids and pets when used as directed. This solution doesn't just help clean up after pets, it helps save them! BISSELL proudly supports BISSELL Pet Foundation® and its mission to help save homeless pets. When you buy a BISSELL® product, you help save pets, too. We’re proud to design products that help make pet messes, odors and pet homelessness disappear.