These visually-appealing fabric light covers filter out harsh glare to create a more calm and soothing environment. They can also reduce headaches and eye fatigue. Fits most 2' x 4' ceiling light fixtures. The fire-resistant fabric conforms to fire safety standards. • Full coverage with no gaps • Easy installation – no tools required • 10 extra-strong magnets help prevent the fabric from sagging • Subdue overwhelming fluorescent and LED light bulbs! • Reduce eye strain and minimize annoying light flickers!