Stain removers are cleaning products designed to eliminate spots and marks from various surfaces, including fabrics, carpets, and hard surfaces. They come in different forms, such as sprays, gels, and powders, and often contain specific chemicals that target and break down stains caused by food, drinks, or dirt. Many stain removers are formulated for particular types of stains, like grease, ink, or wine. Some products are safe for use on colored fabrics, while others are meant for whites. It's important to follow the instructions on the label to achieve the best results and avoid damaging the material being cleaned.