Brand: Kokkai Sumi Sizes: 1/2-oz and 1-oz Color: Yellows Description: Kokkai Sumi is now offering a palette of 36 colors. The formulation has been refined to incorporate only premium-grade pigments. We've created a selection of the 36 most frequently utilized hues, which you can blend to create any color you envision. These inks also have a Easy Peel Tab for your ink seals and New Precision Twist Top.