Collegiate Trek Tumbler

The flip lid seals tight enough that I tossed it in my work bag with zero worries, and the double-wall insulation kept my coffee hot through a whole morning of meetings. Two straws included is a nice bonus, and the tapered bottom sits snug in my car's cupholder without wobbling.

The taper is perfect — it actually fits in my car's cup holder without wobbling, unlike every other bottle I own. Double wall insulation keeps my coffee hot through my whole morning class, and the extra straws are a nice touch I wasn't expecting.

The flip lid seals tight enough that I tossed it in my bag without a second thought, and the double-wall insulation kept my iced coffee cold through a two-hour lecture. The two straws are a nice backup, though I mostly use the lid.