If you use a single serve coffee machine, you will want this tumbler. 5.5 inches high, it holds 8 oz. It is double wall insulated to protect your hands and keep your beverage hot at the same time. Its flip-top lid is leak-resistant and very practical to sip from. It fits in most car cup holders. Once at your desk, youâ€™ll appreciate that it has a safe, non-skid base. No tipping over!