3M Privacy Filter for 21.5in Full Screen Monitor with COMPLY™ Magnetic Attach, 16:9, PF215W9EM. Maximum screen size: 54.6 cm (21.5"). Aspect ratio: 16:9. Suitable for: Monitor, Type: Frameless display privacy filter. Surface finish: Glossy / Matt, Protection features: Dust resistant, Scratch resistant, Limits viewing angle: 60°. Weight: 83 g