And then, of course, 16 ounces is somewhere in between. The type of lid on your travel mug can make a fairly big difference in how you experience drinking. Some have bigger openings, some smaller.

The design of the travel mug is super similar to the RTIC Insulated Tumbler: double-wall insulation, stainless steel construction, and a screw-on closure lid to prevent leaks and spills.

According to the U.S. Consumer Protection Safety Commission, the recall involves all Stanley Switchback and Trigger Action stainless steel travel mugs sold in ... with a polypropylene lid. The CPSC ...

According to the U.S. Consumer Protection Safety Commission, the recall involves all Stanley Switchback and Trigger Action stainless steel travel ... lid. The CPSC said the mug’s lid can shrink ...