Round glasses are ideal for square, rectangular, and angular faces, as their curved shape softens strong features and creates balance.

Square glasses are ideal for round and oval faces, as their angular lines add definition and create a balanced look.

Cat-eye glasses are ideal for round, oval, and heart-shaped faces, as their upswept corners lift the features and add definition.

Rectangular glasses are ideal for round and oval faces, as their straight lines add structure and visually elongate the features.