The ALWRLD ALRN Vent Back Run Tee will keep you cool and dry to prevent chafing and overheating thanks to its superior comfort and breathability. The Vent Back Run Tee combines two high-performance fabrics that work together to maximize airflow and wick away sweat fast as you’re chasing down the miles. Its lightweight feel and anti-chafe seams let you run care-free while recycled nylon and polyester made from post-consumer water bottles minimize this running top’s impact on the planet.