New with tags ! The measurements for the size medium are 17.5 inches armpit to armpit 14 inches at the waist and 33 inches shoulder to hem. The measurements for the size xl are 21 inches armpit to armpit 17 inches at the waist and 33 inches shoulder to hem. The material is 93% polyester and 8% spandex. It has some stretch so there is so extra room. Please follow me on Instagram at “spreadloveonposh” Thank you for visiting my closet! To be notified of future sales and new arrivals please like my Meet the Posher!