Steelman 00062 Yellow Tire Marking Crayons, Box of 12 MULTI-USE - Ideal for a wide range of uses including tire damage and wear marking, marking locations of tires during seasonal changes, and more CONTAINS NO LEAD - Crayons contain no lead or zinc compounds WRITE ON VARIOUS SURFACES - Excellent for use on wet, dry, smooth, or coarse surfaces on a range of materials including rubber, metal, glass, and even wood WEATHER AND FADE RESISTANT - Long lasting marks are semi-permanent and won't fade from weather or the elements but are easily rubbed away 12-PACK - Box contains 12 yellow tire marking crayons