Infrared sunglasses sees through the invisible marks
There are two kinds of poker perspective glasses for back marked cards, infrared contact lenses and infrared sunglasses. Infrared sunglasses can read the invisible marks on the back of marked cards while others naked eyes cannot.
Infrared sunglasses are light with an simple design. They are made of high quality material and processed by special sensitive material. But they have no difference from the normal sunglasses. The function of this product is similar with infrared contact lenses. When you wear the infrared sunglasses, you can read the invisible ink mark on the back of marked cards clearly.
If you are looking for some poker cheating devices, our products will be your best choice.