ready-made clothes; off-the-rack clothes
Refers to mass-produced clothing sold in standard sizes, as opposed to custom-made or tailored garments. Often contrasted with 注文服 (custom-made clothes).
See also: 注文服
デパートで既製服を買った。
I bought ready-made clothes at the department store.
Ready-made clothes sometimes don't fit well.
Since I'm on a budget, I decided to buy ready-made clothes.
He wore an off-the-rack suit to the job interview.