Solid shampoo for color-treated hair. Contains 100% natural ingredients, specially formulated with natural extracts of blackcurrant, redcurrant and orange and enriched with organic shea butter and organic argan oil to help nourish and revitalize hair. An economical and ecological solid shampoo that can be taken anywhere and that offers a real effective and 100% natural alternative to liquid and polluting cosmetics, with less water consumed in its production and limiting the production of waste.