The Contigo West Loop 2.0 has a locking top, while most Yeti travel mugs have a more traditional slide-up design. Other than that, both are dishwasher-safe and made from durable metal. Just note ...

First, make sure your mug features vacuum-insulation technology. This basically means the air is removed between the metal layers ... wall vacuum-insulated design, this travel mug from TOMIC ...