The couple’s first stop was to the Oval Maiden cricket ground, where they got in on the action during a friendly match with local children.
Kate traded her red paisley-print Alexander McQueen arrival ensemble for a colorful tunic-inspired dress by Mumbai designer Anita Dongre. She paired the pink-and-green printed dress with sky-high wedges.
"She really wanted to wear a local designer at the earliest possible opportunity as a tribute to Mumbai's wonderful design talent," a royal source said. "This dress is a perfect way to do that."
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Kate showed off her sporty side when she joined in on a cricket match with children from three Mumbai-based charities: Magic Bus, Doorstep and India’s Childline.
The royal mom of two, who wore black shades, demonstrated her cricket-playing skills during the friendly match – even hopping over plastic cones in her nude wedges.
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The royal couple also met with former cricket icon Sachin Tendulkar.
"What a fantastic experience it was to meet the Duke and Duchess," he said. "They were a remarkable couple and made us feel so comfortable. They were really humble."
Tendulkar said he discussed cricket and tennis with William, adding that Kate "batted, she fielded, she did everything!"
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Will and Kate then spent time with the children and some of the organizations’ representatives, including Bina Sheth Lashkari, who founded Door Step Children in 1989 to help the thousands of children who either never get to start or are forced to drop out of mainstream education because their families need them to work.
Kate knelt down as a group of children attempted to teach her count from one to five in Hindi. "You get five out of five marks," Bina told the royal.