Add to Cart Quick view Solvent-Free Gel Medium for Oil Painting Gamblin MSRP: Now: $5.49 Was: Gives colors more flow and transparency, yet holds the shape of your brush mark. Moderately fast drying rate and increases gloss. Made from safflower oil and alkyd resin, is non-toxic, and contains... M02-GSG MSRP: Now: $5.49 Was: Add to Cart Quick view