Models Karlie Kloss and Iris Strubegger duke it out in “The Spectrum’s Ends” for the July issue of American Vogue. As expected, the ever androgynous Iris plays the role of daring to a tee, while the portrayal of discreet belongs to the baby-faced Karlie. Under the expertised lens of David Sims, these two redhead divas work their respective personas like pros.