1. 69.7% Blue Light Blocking Filter: for MacBook Air Screen Protector 13 inch 69.7% blue light blocking filter blocks the harmful blue light between 380nm~490nm from the wave range of visible lights, blue light reaches the retina with strong energy. This Eye Protection screen filter reduces digital eye strain when viewing screens and gives you a better sleeping. Compatible with2021, 2020, 2019,2018 Macbook Air 13.3 inch Retina Display Model (A1932 &A2179,A2337). 2. The latest black frame silicone seal design, easy to install and remove, 100% bubble-free. Free trackpad film with super smooth feel, fingerprint resistance, and excellent touching sensibility. 3. Package contents: Anti-blue light filter×1pcs, microfiber cleaning cloth×1pcs, installation cleaning kit×1set. 4. Workable for short-sighted people, students, office workers, social media addicts, online gamers, fashion lovers, etc. 5. Refer to the instructions for the installation. Clean the screen and ensure it is dust-free, align the product to screen, gently press over on the frame to remove the bubbles and let the silicone adhered to the frame. Please contact us if you have any questions about the product or our service.

• Blue light screen protector laptop workable for short-sighted people, students, office workers, social media addicts, online gamers, fashion lovers, etc
• [What's in Box] Macbook Air 13 inch 2018-2023 Anti-blue light filter ×1pcs, microfiber cleaning cloth×1pcs, installation cleaning kit×1set. Blue light screen protector installation Guide×1pcs
• [All Day Service] Refer to the instructions for the installation. Clean the screen and ensure it is dust-free, align the product to screen, gently press over on the frame to remove the bubbles and let the silicone adhered to the frame. in case of any question or problem, please contact the seller without any hesitation to solve until satisfaction.

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