The X-BIONIC XCEED Run Perform Shirt is a technical training tee designed for race-day performance, combining smart yarn technology with targeted ventilation to keep you dry and comfortable. Key attributes: Black | Maximum breathability | Moisture management for consistent performance | Temperature-regulating yarn | Targeted ventilation zones | Long-lasting comfort | Refined seams | Ventilation panels | Dimensions & fit: Roomier fit | Designed for unrestricted movement