"SAFE TO USE" :: No harm to screen surface, without any toxic and harmful additive. "USAGE" :: Spray the detergent on screen or the cloth, swipe it gently "LAPTOP SCREEN" :: Multi-purpose laptop screen cleaning solution "CLEANING CLOTH" :: Ultra-fice fiber cleaning cloth edge stitching part may scratch the surface of a fine object, before use, please fold the stitching edge inwards without direct contact with the wiping object; Wipe the monitor. Please cot off the power first "SCRATCH PROOF" :: Cleaning cloth does not scratch the surface of the object,but the dust particles that are scratched and attached may scratch the surface of the object, Please wash immediately after use.