The Under Armour Coldblack Tank features revolutionary Coldblack technology with minimum UPF 30+ sun protection from harmful UV-A and UV-B rays, so you stay cooler and more protected than ever before. Silver luster trim, stitching and fabric details. Brushed HeatGear® fabrication provides superior moisture transport and comfort. Anti odor technology. 95% polyester/5% spandex. Imported.