1.Dust cloth is fine cloth, soft will not damage the surface of the object and do not fall dust. 2.Large quantities, a pack of 100 tablets, one-time purchase can meet long-term demand,widely applicable occasions. 3. Light and practical, strong professionalism,make it quick and easy to safely clean optics lenses. 4.Dust-free cloth is very safe to use and can effectively remove fingerprints, dust, grease and stains, leaving no scratches, stripes or marks on the lenses of glasses. 5.Suitable for dust-free workshop, laboratory and other professional situations, can also be used for daily phone, camera, computer maintenance and cleaning, etc.