Elastic on both sides. Waist: 70-74cm Color: Black *Outer Fabric* Wool: 65% Rayon: 25% Nylon: 10% *Lining* Polyester Waist: Approximately 35cm Inseam: Approximately 62cm Rise: Approximately 32cm (Measurements are taken flat and by a non-professional, so please allow for some error.) Unused, but stored at home, so please refrain from purchasing if you are concerned. There are fold wrinkles. [Instant purchase OK]