Thicken It 100% Scalp Coverage fills in balding or thinning spots and looks like natural growing hair. Thicken It 100% Scalp Coverage is great for those in-between color weeks outside of the salon or also to use on cowlicks which causes separation on the hair. Thicken It 100% Scalp Coverage is available in five colors which will blend well with any color hair or even mix two colors together to achieve a blended color look for highlighted or salt and pepper hair. Thicken It 100% Scalp Coverage is water insoluble and talc-free.