Product Overview A clinically tested, & proven, professional salon formula designed to help with unsightly nail problems. Highly concentrated & easy-to-use, OPI Fungus Fix gets to the root of fungal nail irritations & will help improve the appearance of your pride & joys – all ten of them if it has to! – with a fragrance-free formula. Can be used over existing nail varnish. Benefits Targets the source of the problem, improving appearance in as little as two to three weeks.