Our ultra fine microfiber cleaning cloths are made with the highest quality materials, and they will remove the dirt from your expensive glasses and electronics without any smudging or scratching. With just a few easy swipes, all fingerprints, oil, and dirt will disappear. Our cloths are also completely reusable, never leaving behind any dirt from previous wipes. Each package comes with a total of 5 cloths in two sizes, for conveniently cleaning a variety of surface sizes. The larger cloths are 15.75” by 15.75” (40 cm by 40 cm). There are two of these, one beige and one gray, and each comes separately packaged. The smaller cloths are 5.90” by 7.10” (15 cm by 18 cm). There are three of these, all beige color. To clean, simply hand-wash in water and air dry.