Van Gogh water colours are rated as a student and artist level paint range. They feature brilliant, transparent, and intense colours with high tinting strength. Most colours are rated with the highest degree of lightfastness and (100 and years under museum conditions) with a few colours rated just one step below at and (25-100 years under museum conditions). Thanks to the purity and uniform viscosity, these water colours are easy to work with and easy to mix. Proudly produced in Holland with stringent quality control for a consistent experience with every purchase. This 12-half pan water colour set is packed in a plastic pocket box, and also includes a round synthetic hair brush (size 6) and a mixing tray. colours in this shades of nature set are: Yellow Ochre 227, Raw Sienna 234, Raw Umber 408, Burnt Sienna 411, Burnt Umber 409, Vandyke Brown 403, Titanium Buff 291, Azo Yellow Medium 269, Permanent Orange 266, Sap Green 623, Olive Green 620, Azomethine Green Yellow 296.