Ready To Wear is the term for factory made clothing, sold in finished condition, in standardized sizes..Ready to wear has rather different connotations in the spheres of fashion and classic clothing.. In the fashion industry, designers produce ready to wear clothing intended to be worn without significant alteration, because it is by far the most economical, efficent and profitable way to produce garments. The use standard patterns, factory equipment and faster construction techniques to keep costs low, compared to a custom sewn version of the same item..