Achieve a super smooth black finish on your ceramic pieces with this mid-fire Standard Clay Company Black Porcelain Slip. Suitable for slipcasting sculptures and decor items, joining greenware, or adding decorative elements to wet clay, this elegant porcelain slip can be fired at Cone 6, yielding 15.5% shrinkage and as little as 0.5% absorption. Each pail contains two gallons of non-toxic, eco-friendly slip made in the USA. - Standard Clay Company Black Porcelain Slip - 2 GallonsBlack Slip, 2 GAL -