PRIMER - IT HAS THE FUNCTION OF OPENING THE FOLLICULAR CUTICLE LEADING TO INCREASING THE POROSITY OF THE NATURAL EYELASH, THUS ADDING TO A BETTER COUPLING OF THE ADHESIVE BUT ALSO TO A MUCH GREATER RESISTANCE OF THE EXTENSIONS! METHOD OF APPLICATION: It is applied with the help of the microbrush to the base of the natural eyelashes, avoiding touching the eyelid and the eyes! It is recommended during application to help yourself with a wooden spatula using it as a support. STORAGE: STORE IN A COOL, DARK PLACE. VOLUME: 10 ml SHELF LIFE: 12 MONTHS AFTER OPENING: 4 MONTHS