Thanks to the self-adhesive layer, no glue is needed to apply them, allowing you to create in just a few minutes una Salon-worthy manicure that won't go unnoticed with the gel nail effect. They don't damage natural nails. They adhere perfectly to natural nails, are flexible, reusable. Modo Directions for use: Push back the cuticle or carefully remove it with scissors or tweezers. Press the false nail firmly onto the nail. naturale – starting in the center and then working out the sides. Hold each nail in place for at least 30 seconds.