U.S. President Barack Obama shows off a champion ring which he receives as a gift with Seattle Stormís forward guard Sue Bird during a Rose Garden event June 29, 2011 at the White House in Washington, DC.
U.S. President Barack Obama, left, is presented with a soccer shirt by Brazil's President Luiz Inacio Lula da Silva, signed by the Brazilian national soccer team, during the G8 Summit in L'Aquila, Italy Thursday July 9, 2009.
Barack Obama holds a gift of an electric toothbrush given to him by dental hygienist students after he met with them at Wayne Community College District's Downriver Campus in Taylor, Michigan, USA on 17 June 2008.
Democratic presidential hopeful Sen. Barack Obama D-Ill., holds a stick given to him by Charles Edwards, 95, of Roanoke, Va., as he speaks at a town hall-style meeting at Virginia High School in Bristol, Thursday, June 5, 2008.
President Barack Obama, standing with New York City Police Commissioner Ray Kelly, right of Obama, and New York City Mayor Michael Bloomberg, left, watch as Obama puts on a New York City Police jacket that he was given during a visit to the Real Time Crime Center at the New York City Police headquarters in New York City, Thursday, May 13, 2010.
US President Barack Obama holds a jersey presented to him during an event in honour of Major League Soccer champions, the LA Galaxy, in the East Room of the White House in Washington, DC.
US President Barack Obama holds a helmet during an event in the East Room of the White House April 12, 2013 in Washington
U.S. President-elect Barack Obama holds up an inscribed bolt, a gift from the Cardinal Fasteners & Specialty Company during a tour and speech at the company January 16, 2009 in Bedford Heights, Ohio.
President Barack Obama practices passing a football with Prime Minister Julia Gillard of Australia in the Oval Office, Washington DC, America
Irish Prime Minister Enda Kenny shows US President Barack Obama the use of a hurling stick as their wives Fionnuala Kenny (R) and Michelle Obama look on following a meeting at Farmleigh in Dublin, Ireland, on May 23, 2011.
The elaborate $1,400 rug given to Barack Obama by David Cameron in 2011.