DARICE-These 6 acrylic paint pens are called Foamies, Each is 0, 338 fluid ounces, Specially formulated paint to work on Foamies and other surfaces like paper and wood, Easy clean up with soap and water while wet, Note: Will stain fabric, Dries in 2-4 hours depending on coverage, Conforms to ASTM D4236, Safe for children, Non-toxic, Warning: choking hazard-small parts, Not for children under 3 years, Made in China, SKU: NMG5217