Reduce the harmful effects of fluorescent lighting with Pete The Cat's School's Cool! Decorative Light Filters from Educational Insights. These groovy light filters feature 3 cool school scenes with Pete the Cat. Each filter includes 6 sewn-in magnets for easy installation to any standard fluorescent light ceiling fixture. Improve concentration levels. Reduces eyestrain, tension and anxiety. Support positive performance. Reduce the brightness and glare of fluorescent lights. Includes three 2' x 4' heat-resistant panels featuring Pete the Cat. Fabric panels fit over standard ceiling fixtures with sturdy, sewn-in magnets. For use with fluorescent lights only. Fabric contains a flame retardant coating.