In excellent condition - undercup flat measurement is 13”. Size dot is too hard to read under the mesh, but this matches a size 6. Purchased on live show and is a bit too tight for me. This bra features flattering molded foam cups that give you high support and a natural shape while you run. We made this bra with our cool and smooth feeling Luxtreme® fabric that's four-way stretch and sweat-wicking. A Mesh fabric panel in the back gives you ventilation and padded straps keep your shoulders comfortable. Bonded elements strategically placed throughout help prevent chafing as you pound the pavement. This bra is intended to provide high support for a C/D cup. luxtreme® Is sweat-wicking, four-way stretch, and engineered not to shrink features Designed for: Run Lycra®: Added Lycra® fibre for shape retention Mesh fabric panels: Help keep you cool Bonded seams: Smooth seams help prevent chafing Comfort: Padded straps High support: Intended to provide high support for a C/D cup