AUTHENTIC GrandeLASH MD Grande Lash Enhancing Clear Serum 4mL for up to 6 month supply, Exp 02/2027, Brand New Sealed tube in perfect condition as shown. GrandeLASH-MD Lash Enhancing Serum is an iconic serum proven to promote the appearance of longer thicker healthier looking lashes. From Grande Cosmetics, #1 Lash & Brow Serum Brand in the US*. Powered by a proprietary lash complex this serum creates luxury-level lashes.