All Mizu V-series are made with a double-wall vacuum insulated construction. This keeps your hot drinks hot and your cold drinks cold. The stainless steel body ensures that you won't encounter any aftertastes. These properties make the Mizu bottles perfect for any kind of drinks, from coffee to beer and from whiskey to milk.The big brother of the V6, the V8 is perfect for longer days when you need to step up your hydration.