Magnetic Blue Light Screen Protector for 13 inches Macbook Air and 13 inches Macbook Pro released in 2018-2021. The model number of this Macbook Air is A1932. Please check the model number a the bottom of the Macbook..With magnetic positioning, this blue light screen protector may be quickly and easily attached to your MacBook without the use of sticky tape, glue, or other complicated installation techniques. When necessary, simply remove or reattach our slip-proof anti-glare screen protector for optimum eye protection without worrying about harming your screen! Near the bottom of the screen, this blue light shield doesn't lift off or distort the clarity..Our blue light screen filter has a 95% ultra-transparency rate, which maintains the original screen brightness to lessen eye strain. It also resists fingerprints, is smudge-proof, anti-reflective, and anti-glare. These blue light screen blockers are made to shield your screen from scuffs, dust, scrapes, and other common wear and tear; they don't blur or fog your screen or cause air bubbles to form underneath..Our MacBook Pro screen protector lessens the effects of blue light waves between 420-460 nanometers by filtering up to 60% of blue light and up to 95% of UV light to help alleviate eye fatigue. This blue light filter makes working for extended periods of time more comfortable and eliminates the need for safety glasses, making it great for students, office workers, the elderly, and persons with short sight..Our incredibly thin computer screen protector, which blocks blue light, won't even be noticeable on your screen. Your laptop may not completely close while the screen protector is applied, however sleep mode will still be maintained. To ensure that you only receive high-quality items, our blue light protector for Macbook is manufactured under strict adherence to strict quality requirements.