On International Childhood Cancer Day, the Hat Museum opened an exhibition of hats created by Portuguese milliners and fashion designers. This exhibition features exclusive creations by Alexandra Moura, Andreia Lobato, Celso Assunção, Juliana Regadas – Le Trap, Katty Xiomara, Luís Stoffel and Sofia Caldas – Avo Atelier, as well as various departments at the IPO in Porto who have joined this cause and created hats... from their heart!