This is the larger professional version of our lens cloth that ships with every Expert Shield screen protector. If you have used our screen protectors on your camera, you will have received a smaller sample size inside our camera package. This is the professional version measuring 20cm x 20cm (7.8" x 7.8") and is perfect for all your camera needs. Our microfibre cloths are thick and durable. Using premium materials, our cloths allow for a streak-free, lint-free cleaning. All our cloths are backed by our Expert Shield quality guarantee and if you have any problems, just contact us and we will make things right. Just google us or search for Expert Shield on Amazon to read our many customer reviews and you will know that we truly stand behind every item we sell.