Kiss magnetic eyeliner, 1. To trim lashes if the strip is too wide for your eyes: If needed, lashes can be trimmed at the end of a magnet for a custom fit. Be sure to trim the lash right against the magnet. A magnet must remain at the very ends of the lash for the magnetic cling to take effect.2. Apply magnetic eyeliner (not included). Shake bottle before use! Line with kiss magnetic eyeliner along the lash line, and wait until formula is dry.3. Place lash right onto the applied and dried eyeliner.To remove: lashes easily detach from the liner. To remove liner, apply makeup remover(oil-based preferred). wet a cotton Swab with Remover, and wipe gently along lash line.