The pre-moistened, micro-fine tissue from ZEISS ensures effective and fast Smart Phone cleaning when you are out and about. Extensive testing by independent institutions (COLTS) show that it has better cleaning performance than ten alternative products - with no scratching or strain to the lens. The wipes have an exceptionally fine structure to ensure exceptionally gentle cleaning of all spectacle lenses, It is pre-moistened with a unique combination of two active agents which are also used for medical equipment cleaning. These harmless agents are free from aggressive cleaning substances and artificial fragrances. And the best thing is that the ZEISS lens cleaning wipes can also be used for cleaning all types of sensitive optical surfaces (e. g. LCD displays, smartphones, tablet PCs, laptops, mobile phones etc.) easily and with no streaks.