Modest hemlines, light-coloured nail polish and demure necklines are all well-known standard ... for the lowdown on what is acceptable for Princess Kate, Zara Tindall, and other royal ladies to wear.

Modest hemlines, light-coloured nail polish and demure necklines are all ... for the lowdown on what is acceptable for Princess Kate, Zara Tindall, and other royal ladies to wear.