I’ve always struggled to find a bra that fits my 38DD chest while being comfortable and flattering. There’s typically one issue or another, whether it’s gaping cups, side and back bulges, or pinching.
A bra size - such as 36D - consists of two elements ... 4-inch difference: D. 5-inch difference: DD. 6-inch difference: E. 7-inch difference: F. 8-inch difference: FF. 9-inch difference: G.