L'Oreal Paris Magic Root Precision Temporary Gray Concealer Dark Brown 5 Seconds to flawless roots - Magic Root Precision Pen is a temporary root concealer that targets pesky temple and scattered grays. The unique Magic Precision Brush allows easy targeted application to touch up even the most pesky gray roots- 3, 2, 1 - Grays gone. Quick and easy to apply, our Root Precision Pen dries in a flash -Customized to blend with any hair type or texture. Lightweight formula -Ammonia-free, peroxide free with no harsh or synthetic dyes - Ideal for hair that is less than 25 percent gray, concentrated around the hair line. Breakthrough formula with creamy, natural pigments for a flawless, blended end look - 100 percent gray coverage.