Waterproof No-Smudge Mascara in Black for Defining and Lengthening LashesThis long wearing, waterproof mascara defines, curls, and lengthens lashes without smudging, clumping, or flaking. Wear it alone or layer over other mascara formulas to make it instantly waterproof. The buildable formula creates natural to dramatic looks depending on how many coats are applied. The patented brush coats individual lashes evenly.