Simone and Aly competed in the 2016 Olympic games in Rio with fellow Team USA gymnasts Gabby Douglas, Laurie Hernandez and Madison Kocian.
Photo: Laurence Griffiths/Getty Images
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Simone makes her debut in Sports Illustrated's 2017 swimsuit edition.
Photo: James Macari
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Simone and Aly both said they are thrilled to celebrate their bodies in the dramatic pics.
Photo: Amanda Edwards/WireImage
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Aly traded in her leotard for a bikini in Sports Illustrated's 2017 Swimsuit edition.
Photo: James Macari