Coloured air drying clay, 2.5kg each of Red, Blue, Green, Orange and Black...No kiln required! Children can enjoy the experience of using clay with no need for the expense or safety issues of a kiln. A natural product, mined locally in Staffordshire, the home of the Potteries and Shropshire. Added Nylon fibres to give extra strength to the finished models. Can be decorated with almost any paint and given a coat of PVA or varnish to give a glossy finish. Wheat and Gluten Free.