Red is very soft, Yellow is soft, Green is medium, and Blue is firm.
Sometimes you need to make a point! The corner point on the Shape 4 Polymer Ribs gives a beautiful line on the clay; you also get two flat surfaces and three radius's.
All of the Mudtools polymer pottery ribs are made of a unique flexible material that will not develop burrs or cracks under normal use. We’ve found that over time the rib becomes even more polished.
Whether you are throwing clay on the wheel, hand building or sculpting, the pottery rib is a classic and essential tool. Because it acts as an extension of the potter’s own hand, we believe it should function well and be a joy to use.