Color Wheel Gray Scale and Value Finder Easy guide for determining colour value in all media Simple to use and guarantees accurate readings Great for use by artists and teachers CLICK HERE for Color Wheel Gray Scale VIDEO Categories: Colour Mixing Guides, Paints Brand: Color Wheel Company Share This Email Products in this RangeCW3505Color Wheel Grey Scale and Value Finder Explore more products Read more Prime Art Refined Linseed Oil Medium 200ml Read more Prime Art Palette Knife 1008 (PK12) Read more Iris Acrylic 75ml Tubes Read more Prime Art Paint Pipettes 10 Pcs Read more Paint Saver Keys (Set of 24)