Clays. Clays for Clayanimation. Clay is the skin of a character. The clay covers any internal parts of the character such as an armature. Clay is used for animation because it is easy to shape and very flexible. Plastalina clay is the best clay to animate with. Plastalina clay is oil based modeling compound that never hardens and can be used time and time again. It also can easily be shaped by hand or with tools. Plastalina clay comes in a wide variety of colors. If a desired color cannot be purchased it can be created by combining existing colors together. This can be done by hand kneading different clay colors together or by melting different clay colors together in a cooking pot. The formula for Plastalina clay. Van Aken Plastalina clay is an excellent product to use for clay animation visit the Clayanimator links page for sites selling Plastalina clays Oil based clay is the best for animation. Touch the clay below to test out its flexibility. http://www.clayanimator.com