Ultra-fine cloth is 16″ x 12″, washable and reusable, made using a super soft, lint free construction. Perfect for guitar care, fretboard care, string care, and any instrument care. The high quality Microfiber contains 90,000 microfibers per square inch, with a non-hemmed edge to avoid scratching your prized instrument. Great for polishing and removing wax, safe on all surfaces.