The Rit ColorStay Dye Fixative 236ml is an easy-to-use liquid solution scientifically designed to lock in rich pigments and maximize color retention. It significantly reduces color bleeding and fading, making it essential for tie-dye, dip-dye, and custom fabric art projects. This powerful fixative works exceptionally well on natural fibers such as cotton, linen, silk, and wool, ensuring your creative textile pieces look bright and vibrant even after multiple machine washes.