500ML Insulated Thermos Sippy Cup with Bamboo Lid – LeakproofProduct Description Keep your drinks at the perfect temperature for hours with the 500ML Thermos Sippy Cup. Whether you're at the gym, on a hike, or commuting to work, this thermos is designed to fit seamlessly into your active lifestyle. Say goodbye to lukewarm coffee or water that quickly heats up. With its vacuum insulation, your beverages stay hot or cold for up to 12 hours, giving you the convenience and reliability you need throughout the day.