Jointly organized by Mrs. Nunthinee Tanner, First lady polo player and co-owner of Thai Polo & Equestrian Club, and Dr. Kris Chatamra, founder and director of the Queen Sirikit Centre for Breast Cancer, the event stresses pink as the colour of the day with the clubhouse at decked out in pink. Spectators are encouraged to wear pink to show their support for the fight against breast cancer.