Champion Women's Aero Cool Legging Body: 87% Polyester/13% Spandex; Inserts: 100% Polyester; Mesh Inserts: 90% Nylon/10% Spandex; Crotch Liner: 90% Polyester/10% Spandex Imported leggings-pants closure Machine Wash Comfort quick cord waistband Chafe resistant flatlock stitching Power mesh panels for ventilation Embossed front knee panel and cire inserts Back media pocket