Say good-bye to the Unibreast look, the Dynamic Duo save your workout again. This bra takes the two most important features in a bra, compression and encapsulation, and deploys them to give you the support you need with the separation you want. The outer fabric compresses and holds while the inner plush underwire provides definition and control. Adjustable clash in the back. No-stretch straps. 86% nylon/14% Lycra. Best for C and D-cups who are looking for separation and support. By Champion. Chest: 34/36, 36/38, 38/40, 40/42; Cup: Full C/average D, Full D/average DD