Protect your Dell™ Chromebook™ 3189 with this Antimicrobial Blue Light Filter Screen Protector from Targus. Featuring an anti-microbial coating to help prevent the growth of odor and stain-causing bacteria, this screen protector also filters out blue light to help reduce eye strain and fatigue. Its ultra-thin design ensures that your device's touchscreen remains responsive and is easy to install and remove. Keep your device safe and your vision clear with Targus' Antimicrobial Blue Light Filter