Slip We sell by the gallon or by the bucket. Bucket - 4 gallons in a 5 gallon bucket with a plastic liner. we also sell 50 pound or 400 pound powdered mixes, for people who want to mix it themselves. Clay we sell modeling clay by the 25 pound bag or 50 pound box (which is two 25 pound bags). Varieties of Clay: Low Fire white earthenware low fire red earthenware coarse white buff stoneware with ochra buff stoneware raku

Slip/Clay