After yoga class. During a breezy 5k run. On the city streets. Our Studio Jacket is always ready to go. Made from a moisture-wicking performance fabric that moves with you. Added ventilation via mesh inserts at back yoke and sleeves. Super functional with two zippered pockets, full-zip front and thumbhole cuffs. 6.8 oz., 88% poly, 12% spandex body 5.8 oz., 90% poly, 10% spandex side and back mesh inserts stretches with your every move body-mapped ventilation machine wash cold; tumble dry low made in China