Purchased from the official US website. Unisex. Brand new. With tags. Free size: Approximately 51cm to 61cm Adjustable back strap Six-panel construction: This structure, made by combining six pieces of fabric, provides a three-dimensional look, fits various head shapes better, and offers a comfortable fit. Tough hat shape: The hat's shape is sturdy and can refine facial lines, making any face shape, such as round, square, or long, appear smaller and more refined. Naturally curved brim: The brim has been specially treated to have a natural curve. It not only effectively blocks sunlight but also refines facial lines and adds a focal point to the overall outfit. Size is adjustable.