Nontoxic crayons. Great for all glass surfaces! Turn your windows into instant decorations. Great for holidays, special occasions, school events or anytime you feel creative! Bright, bold colors go on smoothly and dry quickly without smudging. Easily washes off all glass surfaces. Great for car windows, mirrors and other glass surfaces too! Go to Crayola.com for more ideas. For complete details and other inspirational ideas, log on to Crayola.com and click on crafts. Contents and colors may vary. Safety Information: ACMI: AP - Arts & Creative Materials Institute Certified. Conforms to ASTM D 4236. All Crayola art materials are nontoxic. CE listed. Quality Guarantee: We guarantee the quality of all Crayola products. If this product does not perform properly, please contact us. In the USA and Canada, call 1-800-Crayola, weekdays 9:00 am - 4:00 pm EST. www.crayola.com. Made in Korea.