Thinstincts(R) is designed with targeted shaping support. SPANX(R) engineered this fan-favorite style to target your stomach, and added performance features like breathability. Support Level 2: Shape - A Firm Hug. Engineered shaping panel provides more lower tummy control. Micro-fiber offers lightweight, breathable feel. Elastic-free - no pinching! Cotton gusset makes panties optional & eliminates VPL (Visible Panty Lines). Style #10006P. 57% spandex, 43% nylon;Lining: 83% spandex, 17% nylon;Gusset: 100% cotton. Machine wash cold, gentle cycle with like colors. Do not use fabric softener. Use only non-chlorine bleach when needed. Line dry. Do not iron. If you're not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included.