This is from SBART (聖巴特 / Subāto), a brand that sells marine sports wear and other items. The displayed size "180/100 (2XL)" is based on the Chinese clothing standard (GB/T). 180: Suitable height (approx. 180cm) 100: Suitable chest size (approx. 100cm) (2XL): Equivalent to 2XL size Actual Size Bust: Approximately 48cm Length: Approximately 70cm This is a black rash guard, suitable for a wide range of activities such as the sea, pool, sports, and outdoor activities. It has a half-high neck design, which is also good for sun protection around the neck. ✿ Size: 2XL (180/100) ✿ Color: Black ✿ Features ・Quick-drying material ・UV protection ・Stretchy and easy to move in ・Simple design, easy to use ・Brand new, unused!! 13-709