This top is in very good condition and it comes from a smoke free home. The fabric is 92% nylon and 8% spandex. The fabric has a lot of stretch to it. The size is one size fits most, it measures 15 inches from armpit to armpit, 20 1/2 inches from the armpit to the end of the sleeve and 24 inches from the shoulder to the bottom of the shirt. Please see pictures and feel free to ask questions.