wrinkle guard function definition

wrinkle guard function means an operation of the household washing machine or of the household washer-dryer after completion of a programme to prevent excessive wrinkle building in the laundry.
wrinkle guard function means an operation of the household tumble drier after completion of a programme to prevent excessive wrinkle building in the laundry;
wrinkle guard function means an operation of the machine after completion of a programme to prevent excessive wrinkle building of the laundry;