Invention that allowed the ready-made clothing industry to greatly expand?

The invention of the sewing machine in the mid-19th century revolutionized the ready-made clothing industry by significantly speeding up the production process and allowing for greater precision in stitching. This innovation enabled manufacturers to produce garments more efficiently and at a lower cost, making clothing more accessible to a wider population. Additionally, the standardization of sizes became feasible, further facilitating mass production and distribution in the burgeoning ready-made clothing market.