1. ECO-friend Microfiber cleaning cloth is a very economical ,environmentally and safe product. 2. Widely application Can be used to clean glasses,sunglasses,eyewear,reading glasses,camera lens,mobile phone,PDA's computer ,CD,watch,jewelry and other gadgets and devices. 3.Promotional Microfiber cloth printed logo or photo ,can be a nice promotional gifts. 4.Effectively clean Remove fingerprints,facial oils,makeup,and dust those stick on surfaces. 5.Easy care The cloth can be washed and re-used .