Ultrasonic stain removal pen that makes targeting stains easy. When used with water and detergent, ultrasonic technology sends very small vibrations into the fibers of your clothes and the stains soften molecule by molecule. So, when washed, the treatment of your clothes is effective. Clothes are cleaner after washing cycles. From ink stains to drink stains, ultrasonic technology solves the problem. Simply pre-treat each stain with the pen and you will see impressive results. It works gently on stained clothes and avoids exposing the fibers to the hassle of hand washing. As a result, your clothes have a great appearance and feel for longer.