BEST FOR Who Concerned With A Weak, Thin And Short Lashes. BELOVED FOR PAST 15 YEARS My Lash Serum That Promotes The Appearance Of Longer, Thicker Looking Lashes. MASCARA APPLICATOR TYPE Mascara Brush Is Used As An Applicator, A Screw Brush Type Which Delivers The Serum To The Eyelashes And Deeply Upon The Roots Throughly. CLEAN BASE - The Product Has Been Upgraded To A Clear, Transparent Formula That Absorbs Into The Skin Without Stickiness. KEY INGREDIENT BIOTIN - It’s An Essential Component That Support Hair Health, Which Is Also Used In Shampoo And Supplements. Now Use Biotin To Strengthen Your Lashes.