Stone Air Drying Clay - NOW IN THREE DIFFERENT SIZES This non toxic air drying clay is similar to potter's clay but has the advantage of air drying - perfect when you don't have access to a kiln. The clay is nylon reinforced so giving better strength, perfect for larger projects (that little hands tend to prefer). The clay can be stored easily if fully wrapped and bought pack to life with a spray of water if it does dry out slight.. Once dried it can be painted with normal poster paints. and varnished - diluted PVA medium makes a great varnish! if you prefer this clay can be fired. Item Specifics Colour - Stone (Grey) Size - Please choose from below Quantity - 1