[header] How to wear a cardigan sweater [title] Take your body shape into account. [step] Cardigan sweaters come in a vast array of shapes, sizes, lengths and cuts. Some cardigan styles look better on particular body shapes, and others should be avoided. 
The goal is to choose the cut and length that's most complementary to the overall silhouette of your body. For example, if you're slender and long-waisted, a fitted cardigan that tapers at the waist can look flattering, but a long, loose-fitting cardigan might swallow your body shape and look sloppy.