Gloss Gel Medium is, in essence, high viscosity paint without pigment. Formulated from 100% pure acrylic polymer emulsion, it is white when wet, and dries to a glass-clear, glossy and flexible film. - Tri-Art Acrylic Gel Medium - Matte, 500 mlTri-art Finest Acrylic Medium, MATTE GEL 500ML - It maintains all of the properties of its glossy counterpart, but it produces instead a very matte and toothy finish. When mixed with Gloss Gel Medium, a full range of finishes can be achieved. Use it also as a photo transfer medium. Using a paintbrush or palette knife, apply the medium to any photocopied image, allow to dry, then wash the paper away from the dried gel film with lukewarm water. The ink will remain on the gel, which can then be bound to the painting surface.