OPI GelColor shine-intense nail shades cure in 30 seconds under an LED light and last for weeks. Up to 3 weeks of shine-intense wear and stay-true color. Soak-off removal. Fully cures in 30 seconds under OPI LED Light, so your nails are 100% dry and smudge-proof immediately after gel manicure service. Quick service time. Lightweight feel on fingers. Made in the USA. How to use: Prepare the nail following OPI GelColor Nail Prep Steps. Apply one coat of Bond-Aid pH Balancing Agent and allow to dry Shake GelColor Base Coat vigorously for 1 minute to thoroughly mix. Wipe excess Base Coat from the stem and brush when removing from the bottle Apply a thin coat down the center of the nail and then to each side leaving a tiny margin around the cuticle. Cap the free edge to prevent shrinkage. Cure 30 seconds in the Dual Cure LED Light. Shake the GelColor shade of choice vigorously for 1 minute to thoroughly mix. Wipe excess color from the stem and brush when removing it from the bottle. Apply a very thin coat to the center of the nail and then to each side leaving a tiny margin around the cuticle (coverage may look sheer). Cap the free edge to prevent shrinkage. Cure 30 seconds in the Dual Cure LED Light. Apply a second very thin coat down the center of the nail and then to each side leaving a tiny margin around the cuticle. Cap the free edge. The second coat will provide true color and full coverage. Cure 30 seconds in the Dual Cure LED Light. Shake GelColor Top Coat vigorously for 1 minute to thoroughly mix. Wipe excess Top Coat from the stem and brush when removing from the bottle. Apply a very thin coat to the nail leaving a tiny margin around the cuticle. Cap the free edge to seal in color. Cure 30 seconds in the Dual Cure LED Light. Remove gel residue with Expert Touch Nail Wipe saturated with N.A.S. 99. Apply a drop of ProSpa Nail & Cuticle Replenishing Oil and massage into cuticles. Finished look