Bubble Tea, also known as boba tea, has gained popularity in Beijing in recent years. It is a Taiwanese tea-based drink that comes in various flavors, such as milk tea, fruit tea, and matcha. Bubble Tea is typically served with chewy tapioca pearls at the bottom, giving it a unique texture and a fun drinking experience. It has become a trendy beverage choice among young people in Beijing, with many bubble tea shops popping up across the city.