In August 2013, Duchess made a surprise appearance during her first maternity leave by accompanying William to Ring Of Fire Marathon. She was wearing a white printed top from Zara. The top goes back to at least 2012. She was seen wearing it a few times including on Swiss vacation in March 2013.
The $59 top featured grey circular print on white base. It has a pleated form an intricate bow detailing on the front of the left shoulder with small cap sleeves.
Design Your Own Regal Wardrobe.