Recommended for use on fabrics such as wool or silk where the use of chlorine bleach is prohibited. This product is safe on all colored fabrics. It is ideally suited for use in hotels, motels, hospitals, nursing homes, commercial laundries, restaurants, and other on premise laundries. Formulated for use on most colored to white fabrics and is less damaging than chlorine bleach. Restores the fabric brightness lost due to graying or yellowing.