To apply, apply a drop of glue to the artificial nail, and a drop to your natural nail. Starting at cuticle, press on and hold for 5 seconds. **You may need to file down the side of the nail to fit your nail shape/size. To remove, DO NOT FORCE OR PULL NAILS OFF. Trim & file surface to break through protective topcoat. Use KISS Glue Off nail remover. Or, soak nails in acetone based polish remover until soft. Wipe off softened plastic and glue.