Stainless steel vacuum cup maintenance method

- Oct 16, 2019-

In the process of use to avoid collision and impact, so as not to damage the cup body or plastic, resulting in insulation failure or leakage. Tighten the screw plug force should be appropriate, do not force rotation, lest the screw buckle failure. When often drinking coffee, tea or beverage, the inner bladder will change color this is normal phenomenon, can be removed with toothpaste toothbrush. Long-term unused need to be cleaned and stored.