Compatible Model: Compatible with 17.3" with 16:9 aspect ratio laptop. DIAGONALLY MEASURED 13.3 (Measured visible display area diagonally, corner to corner without frame), filter size (W x H): 15 inches (38.2cm) x 8.5 inches (21.5cm). Please measure your screen size as picture 2 to avoid buying the wrong one. Upgraded 9-Layer Blue Light Filtering Technology: This laptop screen film can better block blue light, while being anti-glare, anti-reflective, and anti-static, relieving eye strain. Comprehensive Protection: Hydrophobic and oleophobic coating can effectively reduce fingerprints and easily clean liquid, against scratches and marks. High Definition: Ultra-clear 95% transparency does not reduce screen brightness, preserves the original screen brightness to reduce eye strain, to avoid reducing screen and battery life. Package Includes: Anti-blue light screen protector x 2, guide sticker x 2, cleaning cloth x 1, squeegee card x 1, dust removal sticker x 1, installation guide x 1, friendly customer service - for any product issues or dissatisfaction, please contact us.