Due to popular demand, Mizu have extended their newest slim series to include the big brother to the S4, a 610 mL bottle aptly named, the S6. This sleek and slender genderless design will fit neatly in your bag or back pocket. From subway to bikeway, the S6 makes for the perfect travel companion. Superior copper lined, vacuum insulation technology will keep your drink steaming hot or icy cold all day. Built from 18/8 stainless steel with Enduro coating, you can rest assured this bottle will be around for all your life's journeys.