A satin A-line dress in knee or midi length works because the A-line silhouette is inherently flattering and satin fabric makes it look intentional. The A-line shape means the dress works across body types and the satin finish means you look put together without trying. These dresses usually have a fitted bodice and a skirt that flares which creates shape without requiring perfect fit everywhere. Satin A-line dresses read as classic office party appropriate rather than trendy or risky. We prefer versions with enough weight to the satin that it does not cling and enough structure in the bodice that you feel supported. A satin A-line dress is the piece that proves the most flattering silhouettes never go out of style.