HOW TO USE:Step 1 . Clean Nails then trim nail surface as normal manicure process. Step 2 . Fully shake up the polish， it can make the polish color be balanced.(Important)Step 3 . Apply Base coat first， which can make polish lasting longer，cure with UV lamp or LED lamp. (Necessary)Step 4 . Apply first layer of color polish directly， cure with UV lamp for 2 minutes or cure with LED lamp for 60 seconds.Step 5 . Apply second layer of color polish， do not cure and put the magnet over the nails for 10-15 seconds to get the cat eye effect， and then immediately cure with UV lamp for 2 minutes or cure with LED lamp for 60 seconds.Step 6 . Coat with removable topcoat， which can make color more shining， then cured by UV lamp or LED lamp.Step 7 . Remove the tacky surface with cotton soaked with cleanser.FEATURES:High technology & High quality.Last more than 2 weeks.Healthy， environmental， friendly， no poisonous， pungent chemical materials used.Very easy to operate.