Smooth Media Modeling Paste is an opaque, flexible texture that can be used as a stencil paste or to create stamped impressions, textured surfaces or dimensional designs. Excellent tooth and absorbency, Adheres to most surfaces, Opaque, smooth finish, Flexible and non-cracking, Available in black and white, Non-toxic and Acid-free, Tintable with Media Fluid Acrylics up to 10%, How to Use Modeling Paste? Apply with a palette knife, stiff brush or cake decorating tips. You can create peaks with the palette knife and they will not sink or crack after drying. Ideal for use as a stencil paste. Tips for Modeling Paste: Do not let product dry on brushes or tools. Cleans up easily with soap and water.