Cozy in Every Climate

Plunging mercury is no match for stylish stars like Kim Kardashian, Reese Witherspoon and more, who are staying hot everywhere from Miami to Switzerland thanks to comfy cardigans, chic coats and fur trimmings

JANUARY JONES

Apparently January's grandma told her the same thing our grandmas told us: You lose 90% of your body heat through your head and you'll catch a cold if you don't wear warm shoes. She wears just an A.L.C. top but opts for a beanie and shearling-trimmed Matt Bernson boots on a chilly-for-California day in Pasadena.