Lash-conditioning undercoat boosts the benefits of Clinique mascaras. Unique polymer combination holds mascara to lashes for a longer, fuller look and extended wear. Moisturizing formula helps condition and mend dry lashes. Ophthalmologist tested. 0.17 oz. Brand: Clinique. Style Name: Clinique Lash-Building Primer. Style Number: 127135. Available In Stores.