Royce lingerie uses UK underband and cup sizing. Please use this size chart to convert international sizing.
Expertly crafted for low impact activities, this sports bra provides ample support for larger cup sizes with its 100% pima cotton construction. Its high neckline guarantees full coverage and minimizes vertical bounce. The underband is lined with soft cotton fabric for a comfortable, skin-friendly fit 
Wireless, multi-part unpadded cups are lined with same fabric for comfort.
Wide, substantial covered elastic underband increases ability to absorb impact and reduce movement
Front straps have light padding for stress relief, with restricted stretch elastic at back that adjusts with plastic hardware
Sleek hook-and-eye closure at back with coated metal hardware