We tried coffee tumblers from the biggest brands to finally settle the Stanley vs. YETI debate. Here's what we learned.

Attempting to sip on a leaky cup of coffee is a humbling experience ... keeps your drinks hot for up to four hours, cold for up to six hours and chilled for up to 20 hours when ice is added.

Whether you’re commuting, road-tripping, or just trying to keep your coffee hot while chasing your kids around the house, this mug is designed to make your life easier (and spill-free ...

"As a coffee fiend ... ideal for anyone who wants a hot or cold drink to last them throughout the whole day. The size of the 350ml Stanley was one downside to the product which Rachel highlighted.