【Nano-Grade Dust-Free Polishing Cloth】20 times finer than traditional microfiber cloth, truly ultimate ultra-fine nano cloth. Clean dust particles, grease, stains, fingerprints, effectively without leaving behind lint, streaks or residue. These microfiber cleaning cloth easily clean your camera, eyeglasses, phone lens, laptop, MacBook, watch, jewery and other optical surfaces. | 【Gentle and Harmless】High-tech brings the solution, with our 9"x9" micro fiber cloth cleaning, your Electronics device will be returned to new condition as if it had never been used. Every pixel-level surface will be gently cleaned | 【No Liquid Required】Because of the ultra-fine fibers, lint free cloth is like a squeegee with no gaps to remove all the dirt, you don't need to add any liquid to aid cleaning that may harm delicate parts. | 【CMOS Cleaning】CMOS cleaning is available at first use. Vacuum airtight bag ensures that each lens cleaning cloth is highly clean and tidy. Reusable feature allows you to perform regular uniform cleaning for various devices (LCD TV screens, computer screen monitors, smartphones, laptops, smartwatches, tablets, lenses, LEDs, LCD screens, eyeglass lenses, etc.) | 【How to maintain, do not wash in water】Due to the large number of impurities in the water in the cleaning will contaminate microfiber cloths, and re-use will contaminate the equipment being cleaned. Just replace the microfiber cloths cleaning when there are obvious stains. When not in use can be placed in the original packaging of the self-sealing bag