Worn about twice. I bought it because of the stylish design with the SURF print on the side! Meaning: • EUR 98/104: Height 98-104cm (European size) • US 2–4Y: "2-4 years old" in American size • CN 110/56: Chinese size (Height 110cm / Chest 56cm) • AUS 3–4: Australian size "3-4 years old"