Mighty Mug Go Travel Mug 'The Mug That Won't Fall Over' Thermos 16 oz. / 0.47L (Cream) Unspillable travel mug, powered with Smart Grip technology. This mug really will not fall over when placed on a solid, flat surface and accidentally knocked! Double wall construction keeps your beverage hot or cold longer Dishwasher safe and BPA free Car cup holder friendly and leak proof lid