- Clays
- Glazes
- Raw Materials
- Tools
- Kiln Supplies
- Large Equipment
- About Us
- Gift Cards
- Price List
Kemper kidney ribs are molded from pliable rubber and used for smoothing, shaping and finishing pottery pieces. Large and small kidney shapes are available in two different grades of resiliency.
Actual size: Large is 4 /14" long. Small is 3 1/8" long.