CT scan of Stanley Quencher tumbler cup showing lead pellet at bottom that is not accessible to drinkers
The lead solder pellet in the Stanley Quencher tumbler is seen in red.
  • You don't have to worry about getting lead poisoning from Stanley cups, a startup says.
  • Lumafield ran a CT scan of the internet-favorite cups and says there's no danger.
  • The Quencher tumblers have a lead pellet at the bottom, but it's sealed off from drinkers.

Stanley cup owners, rejoice: The odds of getting lead poisoning from your water bottle are vanishingly small.