Tortoise shell glasses are type of eyeglasses that are originally made of tortoise shell frames. But right now, tortoise shell glasses no longer made of tortoise shell from real animals, they are made of plastic materials that look the same as tortoise shell. This is the reason why they are so cheap. Anyway, they are look the same nice as really tortoise shell glasses frames. So, it is still worthy to collect a pair.
Tortoise shell glasses were originally made from the turtle. But now it refers to the color that is similar to the tortoise shell. They are often made of plastic which have mottled brown, black and sometimes orange pattern. They are widely used in eyeglasses and sunglasses. Tortoise shell glasses are very popular with people these days. If you want to wear tortoise shell glasses, just go to the optical store to try them on and see whether they are suitable for you.