Circle lenses

Circle lenses are cosmetic contact lenses that are popular throughout Asia, not just Korea. They help to bring more attention to the eye area because they are larger in diameter, so the irises appear larger. They may also be colored, or have certain dramatic effects that lend an ever-present sparkle to the eye.

Source

As with all other things that you stick into your eye, be safe and sanitary when using circle lens. There’s quite a lot to consider, to check this guide for all the information needed to care for your lenses.