A unique, lightweight modeling material perfect for any age group or project</br>Air dries to a smooth, resilient finish</br>Freshness containers improve shelf life</br></br>Product Description</br></br>Crayola Air-Dry Clay is a fine, natural earth clay which dries to a hard solid-no kiln or oven necessary!.</br><br/>http://www.amazon.com/gp/product/B00PY47AS2