Modelling Clay embraces a world starting in kindegarten with assorted color modelling clays from Crayola, Amaco and Sargent. But also including professional level Industrial Styling Clay and Venus Modelling Clay. Air Dray Clay includes Sculpey, Mexican Terracotta and Marblex, White Stonex and Crayola White Air Dray Clay. Also included are sculptor's mold-making materials from Amaco and Activa (the Celluclay people). Speedball's line of Earthenware Glazes, Stoneware Glazes and Under Glazes is an all new category offered at great prices.