To make the fabric touching feeling more soft, smooth and plump, apart from using the machine finishing, we can also use softener. The fabric which use resin finishing agent or some other fabric finishing agents will change the touching feeling. To overcome these drawbacks, the softener is typically added in the finishing bath.

In general, softeners have the following effects: first, it adds natural oil which is loss when it gets scouring, bleaching and other processes to make it feel more desirable. Second, to improve the strength, smoothness, touching feeling, it is attached to the natural or synthetic fibers. Third, by adding softener with oil substances, we can acquire certain characteristics in fibers, such as improving the performance of fabric, smoothness, reducing the fiber resistance of friction, making the fibers smooth, soft, and some having water-resistant effect.