The Contigo Autoseal Travel Mug, Stainless Steel, Vacuum Insulated Tumbler now in 2 Pack (Black/Stainless Steel). Contigo's Patented AUTOSEAL® technology creates a mug that is both leak and spill proof. Now those are pretty bold claims, but they are what AUTOSEAL® is all about. Need a leak-proof travel mug to use in the car? Need a spill-proof coffee mug to use at your desk? Need a travel mug that will keep your coffee hot for hours? How about all of the above? AUTOSEAL® has you covered.
This Stainless Steel AUTOSEAL® Mug has a double wall and is vacuum-insulated, ensuring that your hot coffee or other beverages stay that way for hours. Press the AUTOSEAL® button to sip, and release the button to automatically seal. This self-sealing lid technology provides exceptional temperature retention. Beverages stay hot for 4 hours or cold for 12 hours.