Start with fit and protection: choose a frame size that fits your face comfortably, and ensure the lenses provide 100% UV protection. Also consider whether the tortoise round style flatters your features for daily wear.

Look at lens quality and protection (UV and polarization where available). Check frame material, durability, and the frame size/bridge width for a comfortable fit.

For bright days, polarized lenses reduce glare and improve contrast. For everyday wear, consider a lighter frame and suitable lens tint for all-day comfort.

Choose frames that are slightly wider than your widest part to add definition, and ensure the bridge and temple length fit your head comfortably. Avoid frames that are too small, which can emphasize roundness.