Washing balm (or cowash) for wavy and curly hair| If you have wavy or curly hair, you know that choosing the right products is essential. Alfaparf Milano Semi Di Lino Curls is a washing balm for curly hair that will become the first step in your regular hair care routine. The composition of this so-called cowash respects the natural moisture balance of the hair, and the technologies used will also take care of frizz elimination and curl definition.