Kristin Cavallari rocks daring denim and lace look in sizzling new photos

Kristin Cavallari is going back to her roots with a bold new campaign for Uncommon James.

The 39-year-old reality star and entrepreneur modeled pieces from her jewelry brand's new Detour collection in a desert-set campaign that she described as a return to "old-school Uncommon James."

Cavallari opened the Instagram carousel with a close-up shot of herself leaning against a row of mailboxes in the sun. She wore a fitted, light-wash denim corset-style top paired with layered gold necklaces...