Reduces Glare and Blue Light - Anti-glare coating reduces reflection and improves clarity (matte side only). Eliminates blue light by up to 43 Percent, easing eye strain and reducing chance of interrupted sleep Antimicrobial Coating (matte side only) - Anti glare screen features a coating that inhibits bacteria growth by up to 99 Percent (tested to JIS Z 2801 : 2010E for Escherichia coli and Staphylococcus aureus) Easy Installation, Removal and Reattachment - Apply the adhesive strips or tabs to the filter and attach to your device's screen or bezel. Application using tabs allows for easier removal and reattachment Touch and Pen Enabled - The Anti-Glare and Blue Light Reduction Filter allows you to use your device's touch screen as normal. Included cleaning cloth helps you keep your screen dust and dirt free Anti-Glare and Blue Light Reduction Filter for Laptops Compatibility - This anti glare screen for laptops Fits 12.5" inch laptops; Width: 277mm / Length: 156mm / Weight: 15g