A black wrap dress is useful because the wrap construction means fit is adjustable and the closure creates definition at the waist. The best black wrap dresses sit somewhere between casual and professional because they read as put together without being formal. These work for workdays and casual dates and transitions from office to evening. The wrap detail creates a specific silhouette that is flattering across multiple body types because you control the tightness. A black wrap dress is also versatile because you can style it up with heels and jewelry or down with sneakers and a denim jacket. The fabric matters because a cheap wrap dress looks cheap and a quality one reads as intentional. A black wrap dress is one of the few truly useful pieces that works across multiple occasions without looking like you tried too hard.