Ember's smart tumbler keeps drinks at the perfect temperature. It maintains the desired temperature for up to three hours, ensuring every sip is just right. Designed for portability, this 16 oz tumbler showcases a stainless steel build, combining durability with sleek aesthetics. It also includes two lid options: a handle lid that is leakproof and a spillproof sliding lid. Both lids are dishwasher safe, and the tumbler can be submerged in water up to one meter for easy cleaning.