Benefit Cosmetics Precisely, My Brow Eyebrow Pencil in Cool Grey. Benefit Cosmetics Precisely, My Brow Eyebrow Pencil in Cool Grey. Fake fuller brows with the Benefit Cosmetics Precisely, My Brow Eyebrow Pencil. Now available in 12 shades, this ultra-fine brow pencil mimics natural-looking, hair-like strokes and lasts for 12 budge-proof hours. Draw on a few strokes of this rich yet blendable color to transform eyebrows from shapeless and undefined to full and defined.. Grey - cool grey. Twist-up, non-sharpen tip and built-in spoolie-brush. Waterproof and budge-proof formula. 0.002 oz. Hold the brow pencil by the custom control grip and start at the base of the brow. Use tiny hair-like flicks (light, short, upward strokes) to draw in the direction of your natural hair growth. Refer to signature tips and tricks in packaging. BCOS-WU297. BM180. Founded in 1976 by a sister duo of San Francisco beauty lovers, Benefit seeks to bring laughter and fun to the world of cosmetics. Guided by the mantra makeup doesn't have to be serious to look good, Benefit's iconic products boast breakthrough formulas in loud, playful packaging, inspiring women all over the world to apply more lipstick, grab life by the giggles, and fake it 'til you make it.