トレックタンブラー

The leak-resistant lid actually holds up on bumpy trails, and having two straws means I always have a spare when one gets lost. The handle makes it easy to grab from my bag, and it fits snugly in my cup holder without tipping over.

The tapered shape is perfect for my car's cup holder, and the handle makes it easy to carry. I love that it comes with two straws—the color-matched one is a nice touch. The lid seals tight enough that I can toss it in my bag without worrying about leaks.

Finally a tumbler that actually fits in my car's cup holder without wobbling. The tapered shape and handle make it super easy to grab, and the leak-resistant lid has survived a few bumps in my bag. I've been using the clear Tritan straw and it feels much sturdier than the usual plastic ones.