Ekouaer Women's Latex Underbust Corset Waist Training Cincher Steel Boned Shapewear 90% Polyester/10% Spandex 9 spiral steel boned for strong support.Type 2: adjustable shoulder strap. High Compression,reduce your waist line up to 3 inches instantly. Perfect for everyday wear and during workout. 6 rows of Hook-and-eye closure to keep a tight fit around your waist to achieve long lasting waist cinching effect as you lose weight. Boosts thermal activity and gently lifts underbust,control tummy just by putting it on. Takes inches off your waist and creates an hourglass figure and promotes a quick post pregnancy recovery. Please don't use amazon size chart. please use our advice size chart, *For correct fit please use the SIZE CHART provided in the photo on the left.