Atelier Interactive Acrylics allow the artist control over the drying speed Drying time can be extended and dry colors can be reactivated Colors are smooth and buttery with a velvety satin finish Exceptional pigment loading and lightfastness Set of 12 colors in 20ml size tubes with Multimedia CD Atelier Interactive Professional Artists' Acrylics have a patented formula that allows them to remain workable when kept moist. Creamy, impasto colors are made with the highest quality lightfast pigments. Use full strength, diluted with water, or with Atelier mediums. For painting on canvas, canvas board, paper and linen. This set contains colors -Crimson, Transparent Perinone Orange, Arylamide Yellow Light, Arylamide Yellow Deep, Yellow Ochre, Burnt Sienna, French Ultra Blue, Dioxazine Purple, Pthalo Green, Perm. Green Light, Carbon Black & Titanium White in 20ml.