This book highlights selected papers from the 3rd International Conference on Innovative Textiles and Developed Materials (ITDM'3) held in Monastir, Tunisia, on May 9 and 10, 2025. The papers present latest scientific concepts and technological advancements in innovative materials and polymers, technical and smart textiles, Textile Industry 4.0, as well as sustainable textile materials and durable processes on a global scale. The conference fosters the exchange of ideas and emerging technologies, promoting collaboration among academics, researchers, institutions and both national and international socio-economic stakeholders.