This professional 12ml tube of Cobalt Green (328) watercolor by MaimeriBlu features a single-pigment with no blending powders or additives. Each tube combines pure pigment together with Kordofan Gum Arabic providing imperceptible, transparent, clean color. Made with ultra-fine and delicate milling for graduated shading and fresh washes with the highest degree of lightfastness and transparency. Made in Italy.