Advanced Upgraded version of Chrome Nail Powder pure high quality holographic powder top effect Equipment UVLED lamp UV gel polish and DRMODE NO WIPE TOP COAT needed to achieve mirror effect chrome nails Pay attention TOO DRY of a gel nail and it will NOT STICK TOO TACKY of a gel nail and it will be GLITTERY Normaly cure it about 2040s under the LED lamp Easy to use APPLY EVENLY the nail art powder rubbing back and forth with slight strength Brush off the excess and then seal with no wipe top coat for a smoother surface