On Running Performace Long-sleeve T-shirt - Black size Large Features: - Tactically positioned seams to reduce irritation - Breathable fabric and strategic venting - Fast drying - Lightweight Japanese knit fabric - Moisture wicking - Special antibacterial treatment is integrated into the yarn for enhanced freshness - Reflective elements for low light safety Approximate measurements in inches laying flat are: Pit to pit - 21 Shoulder to shoulder - 20.5 Sleeve length - 24.5 Shoulder to bottom hem - 27.5 In great condition.