Smooth On Mold Compound 2 to 1 mix, pourable (soft) Shore hardness 45. Gal. kit. Used for creating rubber master molds for plaster molds. Or any shape mold that is easy to pour the rubber like bas relief. Can be used with plaster, plastics, or cement.
WARNING: This product can expose you to chemicals including Silica, crystalline (airborne particles of respirable size), which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.