These stickers add a little luxury to nails and are easy for anyone to apply.
To apply:

For normal nail polish: After you apply your base colour, wait for your nail polish to completely dry. lay on the nail and press down. Finish with a layer of top coat.
 
For gel polish: After you apply your gel colour, remove the tacky layer on the nail.
Apply sticker to desired area and apply gel top coat to seal it in.