Upholstery involves padding and covering furniture, especially seats, with materials like fabric or leather. There are different types of upholstery work including traditional, automobile, commercial, and marine upholstery. Roller blinds are used in windows and come in various materials like fabric to provide functions like privacy, aesthetics, and protection from elements. Natural and artificial fabrics are used in interior design and upholstery with different properties and applications for areas like furniture, curtains, and wall coverings.