Earthstone Clay ES 950 Air Drying 100 KgEarthstone Clay ES 950 Air Drying Available in 25 Kgs bags. Minimum order 100 Kgs. Suitable for schools that may not have a kiln, Earthstone air drying clay produces an ideal opportunity for pupils to experiment and create with clay. Manufactured by mixing fibres with the most plastic materials available. ES 950 has unrivalled strength and plasticity. The super fine particle size allows model makers to produce very detailed forms. ES 950 can be