3M™ Anti-Glare Filter for 21.5in Monitor, 16:9, AG215W9B (MMMAG215W9B)

For 21.5″ (546.10 mm) Widescreen LCD Monitor – 16:9 – Scratch Resistant, Fingerprint Resistant, Dust Resistant – Anti-glare – 1 Each

• Diffuses light so your screen is easier to see in challenging and changing indoor lighting conditions, brightly lit indoor areas and near windows
• Helps reduce mirror-like reflections from indoor bright lights
• Compatible with most touchscreen displays
• Lightweight, thin, frameless design
• Gives screens an added layer of durable protection from dust and scratches