Music artist Nicki Minaj deemed OPI's Did it On 'Em her polish must-have in InStyle's May 2012 issue.
"I fell in love with this green polish as soon as I saw it," she told the magazine.
Cosmoprof North America 201541 photos
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Nitrocellulose is a polymer used in the production of many nail polishes and top coats.
What’s the cause of the pinkish-red oval area on the pad of my client’s toes?
Am I losing my touch applying acrylics?
Should I have a TV in my salon?
Is perfectionism on the job a blessing or a curse?
What’s the best way to recruit techs for a new salon?
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