ステンレススチールカップセット、16.9 fl oz、4個セット

The bamboo tops are actually useful—the built-in bottle opener works great, and using one as a mini cutting board for limes was a nice surprise. They stack perfectly in my cabinet and take up barely any room.

I was pleasantly surprised at how well these cups stack without scratching; the bamboo lids fit securely for travel. The built-in bottle opener is a clever touch I've already used at a picnic.

The bamboo tops are surprisingly sturdy—I used the built-in bottle opener at a picnic and it worked perfectly. The cups stack so neatly that they barely take up any cabinet space.