The latest Dior sunglasses have an architectural inspiration that make them spectacular and very easy to combine with all types of outfits. The retro/futuristic inspiration, and the irregular but balanced shape is also perfect for all kind of faces.
The linear mirrored lenses (a cool detail) make them unique and gives a counterpoint for a more rounded face. For more square faces, the rounded part would give a softer appearance.
Here are my tips on other Dior’s sunglasses.