American Made Stoneware Pottery Tumbler with Comfort Grip, 22oz, Brown Wren Color Pleasing hourglass-shape and unique indented thumb rest work together to provide a snug, comfortable grip in your right hand Hand-thrown on the pottery wheel with durable stoneware clay (made in the USA) Speckled egg-like glaze in brown wren with a wood ash glaze accent stripe High fired for a permanent finish that is lead-free, microwave safe, and dishwasher safe. Approx. 22 ounce volume, cups sold separately