Rib measures approx. 5" tall by 4 3/4"wide. For a 20 oz bowl, use 2lbs of clay. Throw a 5 1/4" tall, 5 3/4" wide cylinder. Also try Bob XL as a goblet stem or mug profile rib.
Throw With an Edge and Create Matching Sets. Ribs are made of food-grade, rust resistant stainless steel. They do not flex.
Made in the USA.