Benefit Cosmetics Precisely My Brow Detailer Pencil in 4 Warm Deep Brown. Benefit Cosmetics Precisely My Brow Detailer Pencil in 4 Warm Deep Brown. Obsessed with brows? Same. Detail-oriented perfectionists unite, because this brow pencil is exactly what you've been looking for. With a teeny-tiny 0.8 mm tip, Precisely, My Brow Detailer draws on itty-bitty, clean-crisp lines for a polished look. The firm, precise tip with a creamy- smooth texture glides onto brows for comfortable, controlled application. Plus, it's natural-looking, buildable and blendable.. In 4 Warm Deep Brown. Cruelty-free Waterproof & smudge-proof. 0.0007 oz/ 0.02 g. Twist up until tip is level with clear protective tubing & stop right there. (Exposing the tip too much may cause it to break).. Then, apply with light, gentle strokes in the direction of your natural hair growth. Blend with spoolie.. BCOS-WU553. BM281. 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.