Suitable for either hot or cold liquids, this Fantastic Stainless steel tumbler is able to keep its content in perfect condition. This tumbler offers vacuum insulation through its stainless steel outer wall and inner copper lining and through this construction, hot or cold liquids are kept in great state. You do not have to worry about spillage as the bottle is closed via a screw on, self-attached lid. There are several color choices available for this item and they all promise a delightful drinking experience.