This ultra fine microfiber cloth leaves no streaks, smears or fluff. For use on smooth surfaces: Use damp for cleaning, dry for wiping or polishing off. For use on textured surfaces and textiles: Use damp, or, for best results, with special cleaning agent (eg. SONAX Interior cleaner or glass ). Sixe: 40cm X 40cm (15.75' X 15.75')   ...