With daily use, Lead Free Youthair gradually changes gray hair to a more Youthair looking colour. Its unique formula contains no dyes, peroxide or lead. It don't rub off, and doesn't stain skin or clothing. Lead Free Youthair is also formulated with special ingredients designed to help style and control so that hair stays in place without stiff gels or sprays. In just a matter of weeks you will start to see and feel the difference.