Save to wishlist Save to wishlist Jenni Kayne Cotton Cocoon cardigan $395 Jenni Kayne Some cardigans feel lived-in from the start, while others get better with every wear—and Jenni Kayne's Cotton Cocoon cardigan falls firmly into the latter camp. Lauren Dana Ellman Chevron Chevron Save to wishlist Save to wishlist Spanx AirEssentials French Rib cardigan $138 Spanx The newest addition to Spanx's best-selling AirEssentials collection, this French rib cardigan combines the same breathable fabric that made the original line a travel favorite with a ribbed texture that feels noticeably more polished.