FLORENCE, ITALY - APRIL 03:  Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall attend an event for the Italian Wool Industry and the Prince of Wales's Campaign for Wool at Palazzo Pitti, on April 3, 2017 in Florence, Italy. Their Royal Highnesses will be introduced to representatives from Woolmark and the Campaign for Wool, view product demonstrations, learn about innovative wool techniques and be given a tour of the palace's Art Gallery. The Prince of Wales launched the Campaign for Wool in January 2010 as an initiative to expand the market for British and Commonwealth wool and promote awareness of its environmental benefits.  (Photo by Chris Jackson/Getty Images)