L'Oréal Paris Spray Instant Root Concealer Black 75 ml L'Oréal Paris Magic Retouch spray flaw concealer instant for hair color gives temporary coverage for gray hair matches and blends perfectly with hair color with leading colors matches salon coloring hair Three seconds for flawless roots Spray hides gray hair and roots quickly in just one spray: Usage instructions Instantly transform your gray hair with a smooth application Hold the container from 10 to 15 cm from the hair and spray the roots in a light stream Leave it for a minute to dry before achieving your perfect look. The product lasts until washed with shampoo and only a small amount is needed