What if you made your own zero-waste shampoos? This complete kit allows you to create yourself 4 pretty shampoos with vegetable powders of nettle and marshmallow and a thermoformed mold made in France in the workshops Graine Crative. Easy thanks to the detailed manual. Content: 200 g of solid shampoo, 1 soap mold, 5 g of nettle prickly powder BIO, 5 g of marshmallow root BIO, 1 instructions for use illustrated. Stinging nettle is recognized as a natural hair tonic. Marshmallow is known for its detangling and sheathing properties.