5 colors Black, White, Silver, Red, and Yellow 2oz/60ml capacity. Alcohol-based paint is permanent and opaque. Excellent for use on metal, coated paper, and painted surfaces. 4mm steel rollerball tip writes on most surfaces, rough or smooth. The K-66 has a squeezable body that helps control paint flow. Steel tip creates unique lines. Handmade in the USA. Conforms to ASTM D-4236. Prop 65 compliant. Uses safer alcohol-based paint. Warning: Flammable and may cause irritation. Keep away from children.