Running shirts are specially designed garments made for athletes and fitness enthusiasts. They are typically lightweight, breathable, and moisture-wicking, helping to keep the body cool and dry during physical activity. Many running shirts are made from synthetic materials like polyester or nylon, which allow for better airflow and quick drying. These shirts come in various styles, including short-sleeve, long-sleeve, and tank tops, catering to different weather conditions and personal preferences. Some running shirts also feature reflective elements for safety during low-light conditions, making them suitable for early morning or evening runs. Popular brands like Nike and Adidas offer a wide range of options for runners.