Exclusive Tyler Barry for rocky's matcha hand-blown chawan matcha bowl. Tyler's designs are a study of line, form, and light with an emphasis on clean, modern simplicity. Each unique item from Tyler's studio is hand-blown with artisan quality in his studio in Los Angeles. This single serving glass chawan measures approximately 3" in height and 4.5" in diameter and weighs ~ 9 ounces. Please do not use water hotter than 180 ℉ with this bowl. *This product is not eligible for any discount codes/promotions.