MSINMKOK Fluorescent Light Covers for Classroom Office. Size:2x4 feet(47.2x23.6in/120x60cm).Standard 2x4 ft size can fit the Drop Ceiling Fluorescent Light. Material:Flexible PET Material.lightweight eco-friendly. Fluorescent Light Covers Features: 1.Eliminate harsh glare causing eyestrain and headaches,Improve your mood and health.Reduce harmful light. 2.Improved focus.Harsh fluorescent lighting can negatively affect a student's ability to focus and stay on task.Make people focus on study and work after installing the light covers. 3.Diffuse And Soften Fluorescent Light.Creating A Relaxing Environment Convenient And Affordable. 4.Easy to install(no tools required):Open the LED light Fixture board.Place the light cover (image side down) on top of the hard light diffuser.Then reinstall the Fixture back to the ceiling. 5.Please Note:Not a replacement for your light diffuser. 6.Suitable for most room,such as office,classroom,hostpital,library,clinics,playroom,nursery,kindergarten,shop,school,hotel,bar,night club and so on. Package: Packed in a tube.