Simone Biles practises for the Paris Olympic Games in a Team US leotard covered in more than 6,000 Swarovski crystals. Getty Images
Simone Biles practises for the Paris Olympic Games in a Team US leotard covered in more than 6,000 Swarovski crystals. Getty Images

Simone Biles: Nine of the Olympic champion's best outfits, from crystals to pastels