Pebeo Modeling Paste is an acrylic medium, which can be used to create interesting effects andfor building up layers on all manner of surfaces providing a slightly rough texture. This medium is best applied with a palette knife, and can be used and intermixed with all forms of acrylic colour as well as other mediums. It dries to a hard opaque film with a slightly absorbent surface texture. It's perfect for altering the texture of the working surface and experimenting with new approaches within painting and mixed media works. Available in a 250ml tube.