10ml capacity. Alcohol-based paint is permanent and opaque. Excellent for use on glass, metal, coated paper, and painted surfaces. 4.5mm bullet tip is best for smooth surfaces. A classic paint marker in a wide variety of colors. Handmade in the USA. Conforms to ASTM D-4236. Prop 65 compliant. Warning: Flammable and may cause irritation. Keep away from children.