Waechtersbach Pure Nature Blue Dipping Bowls, Set of 4 Set includes: four dipping bowls Made of high quality stoneware The fine cracks in the glaze, cherished by connoisseurs as the craquelure effect, are complex and intentional for the purpose of creating valuable one-of-a-kind pieces Dishwasher safe; Not recommended for microwave or oven use No item of the pure nature collection is exactly the same as another