Perfect for hot day workouts, the Under Armour® Women's Coldblack Running Tank Top provides the ultimate in UV protection and ventilation. Sleeveless tank. Scoop neck. Racerback. Revolutionary Colblack® technology blocks out sun and UV rays. UPF 30+ fabric protects from UV-A and UV-B rays. Strategic mesh insets for improved ventilation. 360 degree reflective details for safety. Performance back neck tape. Body: 88% Polyester / 12% Elastane. Insets: 100% Polyester. Imported.