It removes the protein and oil from the eyelashes. It increase the adhesion and durability when you extension eyelashes.
** How to use 1. Apply protein remover to a cotton swab and gently wipe off the eyelashes. 2. It's a liquid type, so you don't have to wash it off separately, but extend the eyelashes after drying it.
** CAUTION For professional use. Don't let it get in your eyes.