These Acrylic paints are formulated with anti-UV ray protection ad are to keep its colour without yellowing and cracking. They feature a little perceptible wet-to-dry colour shift. The pigments for the acrylic paints were strictly selected based on its light-fastness and chemical and film stability after drying. The consistency of the acrylic paints are smooth and even with a high glossy effect after drying. These paints are non-toxic and environmentally friendly. These paints can be used on canvas, paper, wood and leather surfaces. They come in 12ml tubes in a set of 24.