Privacy You Can Trust. Blacks out screen image when viewed from the side to prevent prying eyes from reading your screen. Crystal clear screen image from straight-on view. Protects screen from scratches & fingerprints & is easy to attach & remove. Compatible with touchscreen laptops & monitors. Supports compliance with privacy regulations including HIPAA. Diagonal Monitor Size: 21.5"; Fits Device Type: Flat Panel Monitor; Frame Type: Frameless; Mounting: Mounting Tabs / Double-Sided Tape.