These sets feature modern and versatile acrylic colors that can be used in various ways. The colors are easy to mix and you can use them on many different grounds as long as they are free of dust and grease and are sufficiently absorbent. They work well on artists? canvas and paper, as well as plaster, board, wood, stone and cement. The paint can be thinned with water, dries quickly and once dry, it has a silky sheen and is waterproof. The drying time is often less than an hour, depending on the thickness of the paint. The 8-color set includes burnt umber, ivory black, naphthol red medium, permanent green deep, primary cyan, primary yellow, titanium white, yellow ochre in 12ml tubes. The 12-color set includes azo yellow deep, burnt sienna, burnt umber, ivory black, naphthol red medium, permanent green deep, primary cyan, primary magenta, primary yellow, titanium white, ultramarine, yellow ochre in 12 ml tubes.