Enjoy drinking your favorite beverage wherever you go by having them in the mountaintop marble-designed everyday tumbler. This tumbler is made with a BPA-free stainless steel inner and outer and sports a double wall construction which will keep your drinks cold or hot for up to 6 hours. Be assured that your drinks will not spill with this FDA-approved tumbler's non-slip bottom and snap-on spill-resistant lid with rubber gasket. Do not worry as this is still easy to drink from with its thumb-sliding lid. With the tumbler's vacuum-insulating technology, you can only fill this tumbler with up to 18 oz. of liquid. Make sure to hand wash this bottle after every use to keep it clean.