Cốc thủy tinh Brew Cork

The lid fits snugly enough that I can toss this in my bag without worrying about spills, and the glass keeps my coffee tasting clean rather than metallic or plasticky. The cork band does make it comfortable to hold even with a hot drink, which is a detail I didn't expect to appreciate this much. Per

The cork band is such a nice touch—it grips well even when my hands are wet from washing it out mid-morning. Lid snaps on securely enough that I can toss it in my bag without worrying, and the glass keeps my coffee hot for a solid hour.

The glass body feels thoroughly solid in hand, and the cork band actually stays cool even when my coffee is piping hot. I've been using it daily for a couple weeks now, and the lid snaps on tight enough that I tossed it in my bag without a single spill.