By A Mystery Man Writer
As the majority of women are working out wearing the wrong-sized bra, Nike has created the Pro Bra, with a 360 Fit System and a campaign starring Karlie Kloss
Karlie Kloss's catwalk highlights
Karlie Kloss models Nike's new super sports bra - Telegraph
Karlie Kloss's catwalk highlights
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adidas x Karlie Kloss Training medium support sports bra in black