This is an amphibious rash guard (usable both in the city and by the water) made of thin, smooth fabric. The sleeves are about three-quarter length, with tucks in various places, creating a soft, voluminous silhouette. It has UV protection, but doesn't have a strong outdoor feel, allowing for a clean look and a tunic length that covers the figure. Features: Dry (quick-drying) function UV cut function (UPF50+) Chlorine resistant (can be used in pools) function Yes With UPF50+ protection, it's useful year-round as a UV cut measure. It has a relaxed fit. Color: Light blue (blue系) Size: Women's M Measurements (flat lay): Chest (underarm to underarm): approx. 52cm Sleeve length: approx. 50cm (from the edge of the neckline to the outer edge of the cuff) Length: approx. 72.5cm Please allow for some margin of error. Wrinkling may occur. The price tag will be removed before shipping. If it doesn't sell, it may be deleted without notice. Thank you for your understanding. Please be aware that this item is stored at home. Thank you.