ZWILLING Thermo is the healthy, sustainable choice for enjoying home-cooked meals or home-brewed drinks on the go. Whether you are taking your lunch to school, your coffee to work, infused drinks on a hike, or a cold beverage on a long drive, Thermo offers leakproof, double-walled vacuum-insulated containers of superior design. Ideal for bringing coffee, tea, or cold beverages to work, on car trips, or to sporting events. Hot beverages stay hot for up to 7 hours, while cold beverages remain cold for up to 12 hours. The one-touch opening lid is made for one-hand operation, with a safety lock to prevent accidental opening. With a removable lid, clean-up is a cinch.