【Warm Fabric】These women's thermal leggings are made of 92% polyester and 8% spandex, soft and comfortable, lined with thick fleece, insulated to keep you warm, suitable for autumn and winter season. 【Tummy Control】Double fabric at the waist, high waist design, help you flatten ...【Warm Fabric】These women's thermal leggings are made of 92% polyester and 8% spandex, soft and comfortable, lined with thick fleece, insulated to keep you warm, suitable for autumn and winter season. 【Tummy Control】Double fabric at the waist, high waist design, help you flatten your tummy curve.