01 Avenue is a one-of-a-kind cafe located in Gangnam, known for its unique and trendy design. The entire downstairs floor is a massive sandbox, making it a cool place to hang out with friends or family. The cafe offers a range of coffee and tea beverages, as well as light snacks and desserts. The atmosphere is relaxed and laid-back, with ample seating options and a casual vibe. Whether you're looking to work, study, or simply enjoy a coffee break, 01 Avenue is a must-visit destination for those seeking a fun and unique coffee shop experience in Seoul.