By Laura Stampler
March 12, 2015

In case you need another reason to love Robert Downey Jr., the Iron Man star recently presented a 3D-printed, real-life bionic arm to a little boy named Alex — who the star noted on Facebook is “the most dapper 7-year-old I’ve ever met.”

“Do you know who that is?” Alex is asked in the video.

“Iron Man,” he responds with an excited smile, prompting viewers everywhere to hide their teary eyes behind their computer screens.

Downey Jr. worked in conjunction with Microsoft One Note‘s #CollectiveProject and Albert Manero, a Fulbright scholar and mechanical engineer whose organization Limbitless Solutions helps provide 3D-printed prosthetics to people around the world.

While doing the good deed, Downey Jr. maintained his famously suave persona.

“Nice bow tie, by the way,” he told Alex, a who has some seriously stellar taste.

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