BISSELL Spot and Stain Pet is specially formulated to cope with pet \'accidents\' and pet dander (skin cells). Designed to penetrate and break down difficult pet odours for fast and effective stain removal. Formula contains biodegradable detergents and contains no phosphates, dyes, optical brighteners or heavy metals. Deodorizes and refreshes fibers with a fresh fragrance scent. Specially formulated for use with BISSELL portable carpet cleaners. Special low foam formulation for compact carpet cleaners. Formula contains biodegradable detergents and contains no phosphates, dyes, optical brighteners or heavy metals. BISSELL Pet formulas contain a unique enzyme that deters pets from resoiling in the same area.