Black Dresses by Theory Add to WardrobeRemove from Wardrobe FavoriteUnfavorite Shop It Outfits Sort by featured Sort by price: high to lowSort by price: low to high Theory Knotted Shift Dress $418 Theory Belted Off Shoulder Dress $556 Theory Belted Dress $633 Theory Flared Dress $470 Theory Flared Midi Dress $447 Theory Shortsleeved Layered Dress $501 Theory Classic Shirt Dress $418 Theory Square Neck Dress $616 Theory Darmelle Velvet Finish Plaid Dress $602 Theory Cold Shoulder Dress $581 Theory Classic Shift Dress $1,175 Theory Ruffled Hem Dress $212 $425