90 Reasons to Celebrate Mary-Kate and Ashley's Style

Twinning combo: For the Dior ready-to-wear Spring/Summer 2007 fashion show, the blond stunners bundled up in luxe fabrics.

• Mary-Kate stepped out in a strapless, voluminous creation, which she topped with a red knit beanie, quilted Dior bag, and fur wrap.
• Ashley downplayed her snowy white coat with black separates and a dark green crocodile bag.