The tag size is L. My daughter wore this when she was in her last year of preschool, so I'll estimate it to be 100-110cm. It's a blue and white striped two-piece swimsuit with a cute, frilly style. - Color: Blue and white stripes - Design: Two-piece swimsuit with frills - Size: 100cm - 110cm - Bottom design: Frilly shorts - Top design: Cross straps Thank you for looking.