Kokkai Sumi has been reformulated only using the best quality pigment available in the USA. Our Graywash was reformulated to suit the needs for all black and gray artists. We now offer 4 consistence shades of gray. With our premixed inks you will get the same shade every time. No more drop counting or having to guess. You will get the perfect shade saturation and a tattoo that heals beautifully. Available in 4 sizes: 1oz, 2oz, 4oz, & 8-oz