Microfiber cleaning cloths are preferred by car care enthusiasts for their soft touch, absorbency, effective cleaning and rapid drying properties. With over 180,000+ fibers per square inch, its softer than the finest silk, yet extremely durable. WeatherTech Microfiber cloths are made of 80% polyester and 20% polyamide (nylon). One strand is 10 times finer then silk and 100 times smaller than a human hair. It is softer, finer and more absorbent than any other Microfiber or conventional cloth or fabric available today. Our 16" x 24" Finishing Cloth and Quick Detailer towels have natural and hemmed edges for a clean and neat look. Great for drying, wiping and dusting. When used as a drying towel, they rapidly absorb up to 7-10 times their weight in moisture. So soft, in addition to using on your vehicle, they can even be used safely on your skin. Machine washer and dryer safe. Can be used over and over again.