Nature Strong OPI Natural Origin Solp | OPI Nature Strong is the first naturally derived nail polish from OPI, which offers intense color with up to 7 days of wear and shine. The non-toxic, highly pigmented vegan nail polish formula is not tested on animals, dries quickly and comes in sustainable packaging. Strong Nature nail polish OPI does not contain source ingredients animale and is made with ingredients up to 75.6% of natural origin. With quick, hassle-free application and removal and up to 7 days, | You can change your nail color every day or every week! | Use your favorite shade of naturally strong natural nail polish for super shiny, long-lasting nails. No LED lamp or wetter is needed, it is very simple to apply and is easily removed with nail polish smear.