Trek Tumbler

The tapered shape is a game changer—it actually fits in my car’s cupholder without wobbling, and the handle makes it easy to grab one-handed. Drove to work with coffee in it and the outside stayed completely dry, no condensation ring on my desk either.

The tapered shape means it actually fits in my car's cup holder without wobbling, and the lid hasn't leaked once during my commute. Plus the outside stays completely dry—no more soggy coaster rings on my desk.

I love that the double wall insulation really does keep my drink cold for hours without any sweat on the outside. The handle makes it easy to carry, though the lid could be slightly more secure when tossing it in a bag.