Comfortable to carry, click on, hold and drink out of, tea tumbler is designed for a relaxing yet ready for adventures. Vacuum insulated, it retains the temperature and flavor of drinks for a long time. With a rounded handle that is comfortable to hold, it is perfect for carrying around on all your wild adventures. The cap feels smooth on the mouth and is structurally designed to stop ice cubes and hot drinks from coming out vigorously so you can drink comfortably until the very last sip. We bring ours on all our rugged tea adventures in the deep woods. We add a complimentary stainless steel mesh infuser to make loose leaf tea easy and quick anytime and anywhere!