How Kate Does It
updated 04/18/2011 AT 01:00 AM EDT
•originally published 04/18/2011 AT 01:00 AM EDT
"She certainly understands silhouette, proportion and fit," says style pro Tim Gunn.
She mixes high and low
Kate's closet is full of affordable "high street" brands and designer labels like Temperley London. "She is no label snob," says stylist pal Nikki Pennie. "She's about comfort."
Even royals repeat outfits
She made a splash in a herringbone Katherine Hooker coat in 2006-and in February, when she wore it again.