Curvi Strong Compression Firm Control Panty (7 Sizes) 70% Nylon, 30% Spandex Instant Slimming ( 1-2 sizes) for special occasions Laser Cut Seam Gives It a Seamless Look Invisible Under Any Thin Dresses Or Tight Jeans Stay Cool breathable Fabric Comfortable To The Touch Hand Wash Cold, do not wring or twist, do not bleach, iron, line dry