This ceramic yarn bowl is glazed in beautiful glossy blue hues. This makes a great gift for your favorite knitter or for yourself! Measurements: 7 ¼" Dia. x 3 ½" H The process: Earthenware bisque is glazed with a blue crystal glaze. The crystals burst when heated in the kiln at over 1800 degrees producing the beautiful pattern. All of my ceramics are hand painted with non-toxic, lead-free, food safe glazes.