Collegiate Trek Tumbler

The tapered bottom fits my car's cupholder perfectly, which is rare for a tumbler this size. The flip lid seals tight enough that I tossed it in my tote with zero leaks, and the two straws are a nice backup when one gets lost.

Finally a tumbler that actually fits in my car's cup holder - the tapered shape is perfect. I tossed it in my bag with the flip lid on and not a single drop leaked, which never happens with my old bottles. The double wall insulation keeps my coffee hot through my whole morning commute.

The flip lid seals tight enough that I tossed it in my work bag without a second thought, and not a single drop leaked. The double wall insulation kept my coffee hot through a two-hour lecture, which was a pleasant surprise.