OPI Iconic OPI colours and shades are now available in a new polish-on gel formula that give your clients weeks of glossy wear. These shine-intense Gelcolor shades cure in 30 seconds under an LED light with shine that last up to 2 weeks. When you re ready for a change, OPI GelColor soaks off easily within 15 minutes. OPI GelColor is a salon only treatment for use by trained professionals. Always follow Gelcolor nail prep and removal instructions. Another Ramen-tic Evening: Enjoy a kiss of dusty rose with your favorite bowl and beau.