The Koi mug is a fun way to drink your coffee like a fish. It's a great reminder of the quiet beauty of nature. The Koi mugs hold 15 ounces and portray the bold artwork of a true master. It's a sturdy coffee cup with a large handle for ease of holding. This Koi cup would make a thoughtful gift for anybody you know who has a love of animals. Start your day off right with this calming coffee cup.