Thermos for liquids with a design inspired by nature. High endurance and effectiveness, due to its double steel wall with an exclusive aluminum layer and vacuum chamber. The exterior is soft, smooth and stable, due to the silicone base that contributes to better adhesion to surfaces and prevents possible falls. The wide opening makes it easy to use for filling, emptying, and cleaning. Maintains the temperature of liquids for more than 12 hours. Maximum capacity 450 ml. BPA free.