Contigo Luxe Autoseal Vacuum-Insulated Travel Mug, 16 oz/473 ml, Black

- Autoseal Technology: has an autoseal button which allows the liquid to flow out only when pressed. This ensures that if you accidentally drop your mug while drinking, it will automatically seal preventing any spills. It is spill proof.

- Autoseal lock button.

- Vacuum Insulated.

- Thermalock: thermalock vacuum insulation keeps drinks hot for up to 5 hours, and cold for 12 hours.

- And finally, if you are a multitasker then its diameter allows for a one handed operation!