Constitutive Models for Rubber XII is a comprehensive compilation of the oral and poster contributions to the XII European Conference on Constitutive Models for Rubbers (Milan, Italy, 7-9 September 2022). As the first after the COVID Pandemic, the XII edition again brought together researchers from the industry and the academia working in the field of elastomer technology and science to discuss the most recent advancement in the following topics: • Constitutive models • Micro-structural investigations • Experimental methods and characterization • Numerical methods • Fatigue and fracture • Aging • Industrial applications • Smart elastomer materials: applications and modelling Including more than 80 contributions from authors from around the world, this book aims at professionals and academics interested in elastomer technology and science.