These Mudtools polymer potters ribs are used to shape and smooth your clay pieces. These traditional kidney-shaped ribs are the most universally recognized pottery tool. They fit well in the hand and are useful for sculpting, hand building and throwing clay. Hardness:Blue - FirmGreen - MediumYellow - SoftRed - Extra Soft Approximate dimensions: 1.75" x 3.5" Made in Bat Cave North Carolina, Mudtools began because of a gap in the market. Artist Michael Sherrill couldn’t find the right tools to make his work. So he started making his own. People saw how the tools performed and wanted them for themselves. A business was born. Mudtools are particularly well known for their self polishing ribs. Made in 6 different shape for the various needs of hand builders and throwers, each of the 6 shapes come in a gradation of four hardnesses.
