Product Description It used to be that watercolor painters had few options beyond white paper or a few colored boards. Now you can turn almost any surface into a toned or black ground for watercolor painting, as well as collage, pastels, pencils and mixed media work. Buff Titanium is great for value studies and provides a gorgeous, classic-looking surface for work in neutral grays, earthy reds, black and white. It’s so easy to apply Ground over an area within a painting that needs rescuing-or for working on different compositional areas. You can also lift and scrub without damaging the painting surface.