Diagonal rows of raised stars crisscross the ceramic exterior, adding a mellow visual touch of the cosmos while providing a non-slip texture for daily activities.
Technology: Tourmaline Anion - Patented Far infrared and negative ion Technology. The tourmaline lining of the tumbler heightens the flavor and freshness of any beverage. The tourmaline's charged negative ions add a pure taste, while neutralizing harsh chlorine and other impurities.