Gentle on the sense while keeping pace with your process. This all-fat medium looks and feels like painting oils, but dries faster helping you stay in the creative flow. A little goes a long way! Use sparingly with oil colors, no more than 25% by volume.
Solvent-Free Gel, in particular, has become popular among plein air painters because of its ability to retain painterly brush-marks and increase the saturation of colors. In addition, it has the practical benefit of being packed in checked luggage for painters traveling with their painting materials.