The mountaintop electroplated everyday tumbler is a great bottle you can drink your favorite beverage from. This tumbler is made with BPA-free stainless steel inner and outer. Plus, this bottle is FDA approved and sports a double wall construction which assures you that your favorite drinks are insulated. This keeps your beverage cold or hot for up to 6 hours. Do not worry about spilling drinks as it is equipped with a non-slip bottom and a snap-on spill-resistant lid that has a rubber gasket for its vacuum insulation technology. You can easily drink from it through this tumbler's thumb-sliding lid. Do note that you can only fill this bottle with 18 oz. of liquid due to its vacuum-insulating technology. Make sure to clean this bottle after every use by hand washing it.