RAINBOW RESEARCH Dark Brown Henna - 4 oz. Dye and Chemical Free 100% Natural Plant Powder 100% Natural Botanical Hair Color and Conditioner Free of all Chemicals, Preservatives and Dyes Made From 100% Plant Material Conditions, Adds Body and Shine to All Hair Types Can be Used to Cover Grey or White Hair Fades out Gradually, Last 4- 6 Weeks on Average (Safe to Use More Frequently) Rainbow Henna coats the outside of each strand of hair. The shade of Henna is reflected through the hair while enhancing your hair’s natural color. The cuticle is smoothed by Henna’s sealing action, giving hair a polished look by making the light reflect off providing shine. Regular use of Henna can texturize the hair, giving it extra body–this becomes more evident with each application.