The basics A waterproof, smudge-proof, intense black, demi-matte, fluid eyeliner with an optimized, paintbrush tip for easy application and maximum control. The benefits "Ever flow" technology provides continuous flow for skip-free lining.  The uses Designed with 560 tapered bristles, this balanced brush-to-tip ratio provides maximum control and versatility in lining. Smooth, easy, one-swipe application. Flexible film formers seal on skin to provide all-day wear. The bottom line Shake. Press. Line. For thicker lines, apply more pressure and glide using the full length of the brush. For thinner lines, apply less pressure and glide using the tip of the brush. Pro Tip: For an easy, graphic look, draw a line, starting at the tip of the wing, that glides inwards onto the crease.