This is a denim dress, a long shirt made of soft material that doesn't feel stiff. It's lightweight, giving the impression that it won't cause shoulder stiffness. The silver buttons are also cool. For someone 161cm tall, the hem would likely fall around the bottom of the kneecap. Size: M Flat measurements: Length: approx. 88cm Width: approx. 47cm Shoulder width: approx. 36cm Sleeve length: approx. 61cm