Book excerpt: This book provides a comprehensive overview of the field of functional finishing of textiles, describing the state-of-the-art research and well-established techniques applied in the textile industry, and covering all areas of textile dyeing and finishing. It is intended for academic researchers and professionals in related scientific and engineering fields, including textile engineering, chemistry, nanotechnology, material science, biotechnology and environmental science. The book also provides reference material for stakeholders looking for innovative technologies and insights into the environmental and sustainability issues in the development of functional textiles and related products.