Fabric: Lightweight, low-stretch charmeuse. Reformation is part of The Climate Pledge, a commitment to reaching net-zero carbon emissions by 2040. Covered elastic waistband. Shell: 88% acetate/12% polyester. Hand wash or dry clean. Made in the USA. Measurements: Measurements from size S Rise: 11.5in / 29cm Inseam: 23.5in / 60cm Leg opening: 18in / 46cm