ALCLEAR 820051UM Ultra Microfiber Glass and Polishing Cloth. Blue. Size 27.56 x 19.69 in. Premium glass polishing cloth, size 27.56 x 19.69 in. Premium quality developed in Germany Extremely durable, velvety quality without seams for gentle treatments Apply dry, wet or damp Does not scratch; protects valuable surfaces; Material composition: Polyester 70 percent and Polyamide 30 percent