Set the sauciest of stains straight by defeating them with Stain Devils! Carbona is here to help you live the Unstained Life., , STAIN DEVILS removes: Butter, Margarine, Cooking Grease, Oil, Lard, and Pesto, Olive Oil, Carbon, and Toner., SAFE & EFFECTIVE: Dermatologically tested to be safe for your hands and environmentally friendly for disposal. This is safe and effective on washable and water-safe fabrics, including cotton, wool, nylon, rayon, polyester, acrylics, and blends. (Excluding silk, acetate, carpeting, or upholstery.), DIRECTIONS: Before treating, remove as much of the cause of the stain as possible. Do not dilute. Place an absorbent white cloth beneath stain. Apply solution directly to stain. Tap stain with your finger, pushing it onto the cloth beneath it. Rinse with warm water.