The sun is setting by the time Tunisian fashion designer Chems Eddine Mechri reaches the breezy, seaside town of Mahdia. He has spent half the day driving in the scorching heat in pursuit of the precious, handmade fabrics he needs for his upcoming winter collection. With a 200-kilometre road trip from Tunis coming to an end, the designer knows just the place: the basement of a blue-lit workshop, hidden away ...