1. A plastic card to prove that sunglasses if polarized. 2. MOQ 100pcs 3. Any size available 4. Any color can be matched.

How to apply

 1. Wear polarized sunglass

 2. Look at our test card, see if any hidden image shows up.

 3. If yes, your sunglasses is polarized. If not, it is a fake polarized sunglass

Function

A plastic card to prove that polarized sunglasses if real. 

Plastic polarizer test specimen