Swig Premium Drinkware uses double wall vacuum insulation technology, your drinks temperature will not be impacted by the outside temperature.
Keep your hot drinks hot and your cold drinks cold for longer. Crafted from 304 grade 18/8 stainless steel, highly resistant to absorbing odor, retaining taste and easy to clean by hand. Prevents condensation from ever forming on the exterior, so it will not leave water on your hands or table. Hot liquids will also not be felt on the outside.