BISSELL® Tough Stain Pretreat is a versatile formula that works as a spot and stain remover or a pretreat to loosen tough, set-in stains and odors, including coffee, jelly and makeup on area rugs, upholstery, and carpet. It's an earth friendly formula, made with biodegradable detergents, no heavy metals, dyes, or phosphates. In fact, the U.S. EPA evaluated the ingredients in this formula.