Dunoon mugs and teapots are made by hand in Staffordshire, England by highly skilled craftsmen. Each high quality teacup, saucer, mug or teapot is made of bone china from clay sourced in Cornwall, Southwest England. The clay contains 50% crushed animal bone for strength, translucency and brilliant whiteness. All pieces are marked with the Dunoon stamp that reads, "Dunoon Fine Bone China Made in England." 11.1 ounce capacity.