New, unopened item. The high neck was unpopular with my child, so we never wore it. A high-neck long-sleeved undershirt that combines heat retention and sweat-wicking quick-drying properties. - Brand: TOPVALU - Size: 150 - Material: 90% polyester, 10% polyurethane - Features: High-neck long sleeves - Functions: Heat retention, sweat-wicking quick-drying Thank you for looking.