I purchased this from studyshowroom. I'm selling it because I don't think I'll have a chance to wear it. It's new and unused. The following is a quote: Material: 100% COTTON The material is 100% cotton, using 30S MVS (low-pilling yarn) and knitting it together to create a firm, thick jersey fabric with a crisp feel. SIZE: (M) Length approx. 78cm Shoulder width approx. 65cm Body width approx. 78cm Sleeve length approx. 22cm (L) Length approx. 80cm Shoulder width approx. 66.5cm Body width approx. 80cm Sleeve length approx. 23cm (XL) Length approx. 82cm Shoulder width approx. 68cm Body width approx. 82cm Sleeve length approx. 24cm (XXL) Length approx. 85cm Shoulder width approx. 70cm Body width approx. 85cm Sleeve length approx. 25cm