Grumbacher has been America's leading producer of artist's paints for over 80 years. Pre-Tested Oils are Grumbacher's flagship,their professional line of oil colors. Pre-Tested 10-Color Sampler Set - Set includes ten, 0.81 oz (24 ml) sample-size tubes of Cadmium Red Light, Cadmium Yellow Medium, Thalo Blue, Thalo Green, Thio Violet, Burnt Sienna, Burnt Umber, Ivory Black, Titanium White, Yellow Ochre
