80% Polyester | 15% Rayon | 5% Spandex. Elastic Waist Back. Elastic waist back. Leg Opening (in): 4 = 38 1/12 | 6 = 39 | 8 = 39 1/2 | 10 = 40 | 12 = 40 3/4 | 14 = 41 1/2. Functional Side Pockets. Functional side pockets.