... .thickness:3/6mm 3.CCC&ISO9001:2000&CE one way screen--Two-way mirror glass IntroductionA two-way mirror (also, one ... , Warehouse, Office, Daycare, or Bank. Home security, Nanny-cam. Hidden television, TV in the bathroom. Door peephole. New housing projects, home ... pc 2.outer packing:carton for 5 pcs one way screen