Unpaid labour - domestic, emotional and mental - forms a central pillar of our societies, yet remains largely invisible and undervalued. In 1975, when 90% of Icelandic women simultaneously stopped working, cooking and caring for children, the country came to a standstill. Drawing on feminist strikes, this discussion examines what such mobilisations reveal about the limits of traditional trade unionism. How can one strike from work that is unpaid and diffuse? And what forms of collective organisation might turn it into a site of political struggle?