Arc Link Products Dead Bolt Secure, Brass Advanced Formula for Longer and Thicker Lashes - Tomiya Eyelash Serum was specially created to strengthen, magnify and lengthen your natural eyelashes and eyebrows. Clinically Proven - Our formula has been proven to help increase thickness and length of eyelashes with only 2 weeks of daily use. Over 6 weeks of daily use saw a 55% increase of natural eyelashes. Nourishing and Natural Ingredients - Tomiya formula is non-irritating, gentle and safe for all skin types. It is a nourishing serum that will help frail lashes and brows to become stronger and healthier with daily use. Easy to Use - With the applicator tip, apply serum to the root area of the upper eyelashes or brows, similar to eyeliner application. Use daily and let the eyelash serum work its magic.