Convenient kit includes a 10x14" pre-stretched screen on an aluminum frame, 9" squeegee, 4 oz. photo emulsion, 0.33g diazo sensitizer, 3 acetate sheets and 4 oz. jars of ink in four colors: blue, red, yellow and white. Opaque colors are designed for printing on dark backgrounds. CL - Cautionary Label: May cause irritation. Not for use with children.