However, during an upside-down leak test, we noted that the mug dripped a bit, so they wouldn’t leave it loose in a bag. The magnet on the MagSlider Lid adds an extra layer of protection to keep ...

They’re also more convenient — I make my coffee and tea at home the vast majority of the time, but now, I pour it into one of the few reusable mugs I tested for this story whenever I want to ...