Senchanting Women's Latex Underbust Training Cincher Workout Waist Trainer Corset Enter code "8TAN27CJ" to get 10% off. 100% brand new by Senchanting Store. Steel boned underbust corset vest, 3 rows of hook and eye closure Outer Material:100% Natural Latex rubber, Inner Material:96% Cotton+4% Spandex.All steel boned: 9 spiral steel bones. High Compression, reduce your waist line instantly. Perfect for everyday wear and workout. Do not use default Amazon Size Chart, please look for our own size chart on the IMAGE.