Cosmetic contact lenses are illegal and 'can cause vision loss within 24 hours', optometrists warn

Decorative or special effect contact lenses for Halloween could be putting their eyesight at risk, Optometrists have warned.

The Association of Optometrists Ireland (AOI) has expressed concern about the growth in the purchase of cosmetic contact lenses in recent years, which are sold online and in pop-up costume shops, as a part of Halloween outfits.