See Michelle Obama's Best Outfits of 2015

From left: First Lady Michelle Obama, Indian President Pranab Mukherjee, President Barack Obama, and Indian Prime Minister Narendra Modi attend a reception at Rashtrapati Bhawan, the Presidential Palace, in New Delhi on Jan. 26, 2015.

President Barack Obama and First Lady Michelle Obama gesture as they board Air Force One prior to departing from New Delhi on Jan. 27, 2015.

President Barack Obama signs the Clay Hunt Suicide Prevention for American Veterans Act while flanked by First Lady Michelle Obama and members of Congress during an event in the East Room of the White House in Washington on Feb. 12, 2015.

From left: First Lady Michelle Obama, President Barack Obama, Robert J. Bentley and Rep. John Lewis bow their heads for a prayer at the Edmund Pettus Bridge in Selma, Ala. on March 7, 2015.

First Lady Michelle Obama exits the plane upon her arrival at Haneda International Airport in Tokyo on March 18, 2015.

First Lady Michelle Obama shares a laugh with school girls as she attends the Japan-US Joint Girls Education Event at the Iikura Guest House in Tokyo on March 19, 2015.

First Lady Michelle Obama plays the Taiko (Japanese traditional drum) with Manaka Hirose and members of the Akutagawa high school Taiko Club while visiting the Fushimi Inari shrine in Kyoto on March 20, 2015.

First Lady Michelle Obama and Cambodian First Lady Bun Rany gesture to students during their visit to a school in Siem Reap province, Cambodia on March 21, 2015.

First Lady Michelle Obama speaks onstage during 2015 'Black Girls Rock!' BET Special at NJ Performing Arts Center in Newark, N.J., on March 28, 2015.

First Lady Michelle Obama attends the annual White House Correspondent's Association Gala at the Washington Hilton hotel in Washington on April 25, 2015.

First Lady Michelle Obama, and Akie Abe, wife of Japan's Prime Minister Shinzo Abe, meet with students during a tour of the Great Falls Elementary School in Great Falls, Va. on April 28, 2015.

Akie Abe and First Lady Michelle Obama walk to a state dinner at the White House in Washington on April 28, 2015.

From left: Renzo Piano, Neil Bluhm, Brooke Garber Neidich and First Lady Michelle Obama attend the Whitney Museum Of American Art Ribbon Cutting Ceremony at The Whitney Museum of American Art in New York City on April 30, 2015.

First lady Michelle Obama arrives at the Elizabeth Dole Foundation's 2015 Hidden Heroes Coalition Summit in Washington on May 20, 2015.

First Lady Michelle Obama is joined by local students in preparing vegetables that were recently harvested from the White House garden, in the East Room of the White House in Washington on June 3, 2015.

First Lady Michelle Obama arrives with daughters Malia Obama (C) and Sasha Obama (R) and her mother Marian Robinson at Stanstead airport in London on June 15, 2015.

First Lady Michelle Obama speaks with students of the American School at USA Pavilion during the Presidential Delegation at Milan Expo 2015 in Milan on June 18, 2015.