The kit provides over 21 days of durability with perfect gloss. The elastic topcoat avoids cuts, chips, and blemishes. No harsh ingredients or glue to damage your nails easy application and good hold. Read the instructions for use carefully. The ingredients are free of toxins, make it healthy and practically odorless. No need to wipe off the sticky residues of the base coat, this will help the colored coat stay on the nail longer.