Women's On® Core Long-T : The On Core Long-T is a lightweight women's long sleeve running shirt designed for cool-weather training and everyday miles. This versatile running top provides breathable comfort when temperatures drop but you still want a layer that feels light and easy to move in.The soft performance fabric helps manage moisture and keeps sweat from building up as your run progresses. Lightweight construction allows airflow while still providing comfortable coverage for brisk mornings and transitional seasons.The streamlined fit allows natural arm movement and stride efficiency without excess fabric getting in the way. It also works well as a layering piece under a running jacket or vest when conditions get colder.For runners looking for a lightweight women's long sleeve running shirt for cool-weather runs, the On Core Long-T offers simple performance and dependable comfort.