Get a workout in Under Armours Womens Threadborne Train 1/2-Zip Shirt. Feather-light 100% polyester material is the perfect choice for warmer weather because it allows cooling airflow to circulate. Plus, it dries quickly to keep you comfortable. Elevated construction features multidirectional stretch and recovery, so you can enjoy the freedom of movement you need while maintaining the look you want. Shaped, drop-tail hem. Thumbholes. Imported. Sizes: S-2XL. Color: Black. Type: Pullovers.