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The straw lid snapped on tight enough that I tossed the tumbler in my work bag without a second thought, and not a drop leaked. Iced coffee stayed cold from my morning commute all the way past lunch, and the outside never felt clammy even on a muggy day. This thing's built like a tank too, the stain

I’ve had it on my desk all day with iced coffee and not a single drop of condensation on the outside, which honestly surprised me since my last tumbler was always slippery. The double-wall build really does keep things cold for hours, and the straw lid clicks on so firmly I don’t worry about tossing

My iced coffee stayed cold for a full workday with zero condensation on the outside, which is a huge win for my desk. The straw lid snapped on tight enough that I tossed it in my bag without worrying about spills. The stainless body feels solid and premium in hand, way better than my old plastic cup