What's the measurement of the sunglasses?

The common size for these sunglasses is 58-15-120. They represent the lens width, nose pad width, and temple length of sunglasses, respectively.

These sunglasses are a size M and will fit most face shapes. Please rest assured to buy.

Are these lenses polycarbonate?

No, they are high-definion UV400 TAC Polarized Lenses. It can block 100% of UVA/UVB rays and can eliminate the glare that irritates the glasses, and restore the true color, perfect to protect your eyes.

What category are the sunglasses?

The lenses of sunlgasses belong to category 3, which are especially suitable for wearing in summer or under strong light, which can reduce the fatigue caused by eye adjustment or the damage caused by strong light stimulation.

Why While wearing polarized sunglasses can see Rainbows in my Car Windows and LED screen?

This is an effect called stressed birefringence. Stress on optically clear materials often produces birefringence, which basically means that the material changes the polarization of the light.

All polarized sunglasses have common issue of ‘rainbow’.