Medium/Light Brown Root Concealer Spray Contains 40 Applications* *Application may vary depending on coverage area Instant Gray Retouch root touch up spray is guaranteed to match your hair color. Works in seconds lasts for days to help extend the life of your hair color instantly. Why Grey Retouch? Shiny natural-looking color in only 30 seconds. Our unique pinpoint applicator is easy to use and covers gray roots completely. Will it Match My Hair Color? Our advanced True Tone Technology uses mineral pigments that self-adjust to your hair color for a perfect match. How Long Does it Last? Gray Retouch washes out with your next shampoo. Extend the life of your beautiful color with a quick and easy touch up.