Stonex Self, Hardening Clay 5 lbs, White:* When completely dry finished pieces are hard and durable
* Water can be used when clay begins to harden while working
* When pieces are dry, clay can be decorated with Rub n Buff, school paints, temperas, acrylics or liquid crayons
* Air dry only
* This package contains 5 lbs/2.27 kg of white clay
* Clay conforms to ASTM D4236
* Made in USA