Start with fit and frame size to match your face, then consider the tortoise color and round shape to suit your features. Check for comfortable nose pads, and ensure prescription compatibility if needed.

Look at frame width for a good face fit, bridge size for nose comfort, frame material (plastic vs metal), and lens options (prescription readiness, UV protection, coatings).

Consider how you’ll wear them (prescription needs, blue-light or reading lenses), coating preferences (anti-reflective, scratch resistance), and temple comfort for all-day wear.

For round faces, choose frames with a touch of angular lines to add balance; for a classic vibe, pick tortoise acetate with a medium-to-wide width that complements your features.