Buff Stoneware is our most popular clay because it is so versatile in both use and finish! It's a general purpose clay with a fireclay-based stoneware body making it strong and reliable. Contains 1-2% sand. Buff Stoneware Clay throws well and turns easily and therefore can be used for small plates right through to large pots and ornate carved pieces. Firing range 1150°;C-1290°;C, making it suitable for earthenware or stoneware work. 12.5kg bag.