Rectangular Sunglasses

Not necessarily. Compare front width, bridge and temples because a small lens can be part of a wider frame.

Check whether it slips, barely rests on the bridge or has temples that sit too far apart. Compare its dimensions with glasses that already stay stable.

You cannot infer this from shape. Polarisation must be stated in the lens specifications and checked separately from colour or a mirrored finish.

Black makes simple combinations easy, while brown and tortoiseshell work with earthy colours. A transparent front can make the frame's visual presence less pronounced.

No. Darkness and ultraviolet protection are different properties. Check the declared protection and filter category instead of relying on tint alone.

Remove particles first according to the care instructions. Use a clean microfibre cloth and avoid clothing or paper, which can carry dirt and damage the finish.