The compact, mirrored design of the Wacom Intuos Comic Blue PT S features a sophisticated mint color and a paper-like tablet active area. Mulni-touch technology provides responsive pressure and comfortable operation, whether you are left-handed or right-handed. The area of the working area is equal to the A6 format. “Who works in V-Ray version lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR (GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable for you "