Starbucks customers are going absolutely wild over the chain's new reusable cups, which come in five cheerful hues and change color when they're filled with cold drinks.
This month, the chain began selling packs of five 24-ounce reusable cups in select stores in the US and Canada, and they quickly began flying off the shelves.
Now social media users are sharing their excitement over snagging the coveted coffee cups — and extreme disappointment when they can't find them.