BDF 1PBL Window Film Non-Adhesive Frosted Privacy Block Static Cling (Opaque, 14" x 7' Professional non-adhesive material and film that can last many years. Easy un-installation process that will not damage the glass. 2 inch square blocks (repeating pattern) Convenient installation that can be finished in a matter of minutes. You can also trim to fit your windows. Allows soft diffused light to pass through and add privacy to the glass. Reduces glare. Free tools (squeegee and retractable safety knife). Protective lining that must be removed before applying.