Tips ★ 1. Each set of products is equipped with 12 nails, which can meet the needs of various nail sizes; 2.Choose the appropriate nails, stick them on the corresponding nails, and press them for 20 seconds to make the fit more tight; 3. If the nails fall off, don't throw them, stick jelly glue and continue to use; 4. Both jelly glue and glue can be used. Jelly glue can be reused. Glue cannot be reused.