The Relentless Tee in Thunder Blue is the newest iteration of the beloved Run Free Tee. Designed with the modern woman in mind, this exercise tee is made from super soft, breathable, and lightweight material that provides ample stretch for maximum comfort. Its regular fit ensures a flattering look while the breathable panels allow for ultimate ventilation during your workout. Whether you're hitting the gym or going for a run, the Relentless Tee will keep you cool and comfortable all the way through.