Coolmax Technology for High Performance Workouts. Model L2151 is designed with Coolmax dry-fit fabric that actively pulls moisture away from the body, keeping you cool, dry, and focused during intense workouts. The breathable mesh panels strategically placed on high-sweat zones enhance ventilation, ensuring maximum airflow where you need it most. Whether you’re hitting the weights or pushing through cardio, this shirt helps regulate body temperature and improves training endurance.