MISSIONCooling Bucket Hat- UPF 50, 3†Wide Brim, Cools When Wet- Sunny Palm

What is the largest size head the hat will fit?

If this is a one size fits all hat, does that mean that everyone has the same size head? there is no such thing as a "one size fits all" hat

Indican talla única pero que rango podría ser ? para tener una mejor idea si calza en mi cabeza

What is the measurement around head circumference?