Monster Clay is a Sulfur-Free Oil-Based Elastic Clay that is Gray in color, that comes in 5 lb. containers that can withstand heating to 200F. Monster Clay melts easily to a pourable consistency and is great for making copies of life casts where changes are needed.
Monster Clay premium is tack free so it won't stick to your fingers or tools.

Monster Clay has high plasticity and has a unique elastic quality much like soft taffy when warm.
Monster Clay is firm at average room temperature and can be re-used and re-melted indefinitely. This sulfur free recipe is compatible with platinum silicone molding compounds.

Best of all Monster Clay has lower density than the average oil based clays. This means that you receive approximately 25% more clay per pound without the added cost. Monster Clay Monster Clay is formulated entirely with non-toxic, food grade components, and is indefinitely recyclable, making it easy on the wallet, and easy on the environment!.