Winsor & Newton Professional Acrylic represents a significant breakthrough for acrylic painters. This fine quality range offers excellent brilliance, the highest pigmentation levels, luxurious buttery consistency, and a slightly longer working time. A revolutionary new transparent binder ensures no color shift from wet to dry. What you see wet is what you get dry! The wide spectrum of 80 colors includes 69 single pigment colors and some new pigments that are unique to professional acrylics.