How to dress up a cardigan seven ways. We all have cardigans in our closet, and they’re such an easy piece to dress up. You can take the same cardigan and change the whole look just by adding a few simple things like a brooch, a scarf, or a nice belt, or by tucking it in or leaving it out. Little changes like that make it feel different every time you wear it. Dress Pants Size 14 Blouse Size L Cardigan Black (brown sold out) Large LTKmidsize LTKover50style