This Convenient Set Contains Six Colours Of Cobra Study Oil Paints In Tubes Of 20 Ml. Contents: 6 X 20 Ml (Titanium White 105 &Ndash; Permanent Yellow Light 283 &Ndash; Pyrrole Red 315 &Ndash; Ultramarine 504 &Ndash; Permanent Green Deep 619 &Ndash; Burnt Sienna 411). About Cobra Study Cobra Study Is A Water-Mixable Oil Paint That Offers The Same Fantastic Results As Traditional Oil Paints, Without Having To Use Harmful Solvents. Cobra Study Is Made With The Same High-Quality Pigments, And Yet, With Cobra Study You Can Paint At An Affordable Price. This Is Because We Offer Only A Selected Number Of Colours And Use Less Pigments That Are Not As Finely Milled As Those Used In The Cobra Artist Series. Can Be Mixed And Cleaned With Water. Created With High-Quality Pigments. Affordable Alternative For The Cobra Artist Series. Available In 40 Semi-Transparent, Semi-Opaque And Opaque Colours With The Highest Degree Of Lightfastness ( And ). Cobra Can Be Used In Conjunction With Traditional Oils And When Mixed At A Ratio Of Cobra 4:1, The Mixture Will Retain Its Ability To Be Thinned And Cleaned With Water.