PREMIUM MATERIAL:Camera cleaning cloth was soft and gentle optical grade, tightly woven, brushed, Microfiber fabric composed of 80% polyester and 20% polyamide for enhanced softness,The thickness of this lens cloth 230 GSM gives you more choices. | FEATURES: Microfiber cleaning cloth is excellent and high-density weaving structure to trap and absorb the particles in an incredible effective way. Ultra-fine fibers have the excellent capillary effect ,fast dry as it was one of the notable characteristics, high-strength synthetic fiber filamet ,fine touch, soft, not easy to break ,the fibers don't easily fall off, truly lint-free for sensitive optics. | Designed for optical grade lens like standard lens,Wide angle lens,Super wide angle lens,Telephoto lens,Camera lens,Microlens,magnifier,SLR camera lens (Professional Grade). | PACKAGE：6" Length x 7" Width, 30 Pcak White, All of these optical grade cloths have been treated by pure water cleaning, drying and vac-sealed packaging. | 100% SATISFACTION GUARANTEED: We provide 90-Day 100% satisfaction guarantee. Alivia AAWispes is is in specialize in developing and manufacturing of microfiber cleaning cloths & wipers