BESTFORM Marilyn tummy-toning control briefs. Topstitching for a lace-up effect. High quality fabric for maximum shaping. Tummy control panel smoothes out little lumps and bumps around the tummy and hips. Fabric content and details.Fabric: 61% polyamide, 35% elastane, 4% cotton.Brand: BESTFORMCare advice:Machine washable at 30° in a mesh laundry bag.