For lumpectomies or reconstructions. This lightweight 100% silicone shell can be used for lumpectomy and reconstructive surgery. It can also be used to enhance your bust size. The lightweight shell is designed with a concave shape that adapts to your body. It helps restore balance and improves the appearance of your natural silhouette. Fits left or right side. Important! Due to variations in surgical procedures, various shell sizes may fit the same bra. Style 78 has the same outer shell as Style 99. Style 78, however, is not as thick as style 99. Imported.