The Grande Cosmetics GrandePRIMER Pre-Mascara Lengthener & Thickener is an essential first step for achieving dramatic lash enhancement. This innovative primer works to visibly coat and plump each lash, building a foundation for your favorite mascara. Apply before mascara to maximize the length and volume delivered by your routine. It conditions and primes the lashes simultaneously, preparing them for optimal mascara adherence and performance, resulting in a fuller, longer-looking finish.