noun
crease resistance; wrinkle resistance; shape retention
Technical term used in textiles and clothing to describe a fabric's ability to resist creasing and maintain its shape after washing or wearing.
このシャツは形態安定加工がされているので、アイロンがけがほとんど不要です。
This shirt has a wrinkle-resistant finish, so it hardly needs ironing.
Suits with high shape retention are convenient for business trips.