This is primarily used as a baseball undershirt, but due to its high heat retention and stretchability, it is also suitable as winter sports innerwear. Long-sleeved black undershirt with a high-neck design, made of a polyester blend for comfortable wear. - Brand: SSK - Color: Black - Design: High neck, long sleeves - Material: Polyester blend - Size: O size Shoulder width: 44cm Body width: 49cm Sleeve length: 61cm Length: 72cm Please note that these measurements are taken by a layman (in a flat state), so there may be slight variations. There are also some frayed areas. Please refrain from purchasing if you are concerned. Thank you for viewing.