how to use : 1.apply glue press & hold 2.clip nail tips with clipper 3.put the pen in liquid first ,then dip the powder 4.apply powder to the dual system forms 5.press the dual system form on the nail 6.take off the dual system form when powder dry 7.file the nail 8.apply the top coat on the nail 9 enjoy your beautiful nails package :100pcs/box