A sponge type file that uses highly durable cloth. Unlike a paper file a cloth file works great for curved surfaces as well as flat surfaces. Printed on the cloth of each file is the grit as well as a color that corresponds with the grit. For polishing includes 2000 4000 6000 8000 and 10000 grit sanding sponges. Convenient set for surface finishing. Approximate size of each piece is 105mm x 20mm x 2mm.