This sage green set is 92% nylon and 8% spandex. It is a M/L fit because it is form fitting and has a good amount of stretch to be very comfortable. It comes with a crop top and a pair of high waisted leggings. In great condition, worn only once, and no flaws. Look cute lounging around the house or hitting the gym! The crop top can fit a smaller bust to a larger bust because of the stretch in the fabric. Measurements: -37 inches in length for leggings from top to bottom -13 inches in length for cop top Item # 100