First and foremost, Stanley’s products are known for keeping cool drinks cold and warm drinks hot. And boy does the Quencher deliver on this promise. Its double-wall vacuum insulation really works.

But tumblers like the coveted Stanley Quencher and the Owala FreeSip aren't cheap, especially if you've got kids that are ...

That’s how I’ve accidentally been product testing many water bottles over the last few years. Indeed, I’ve owned bottles from ...