Rainbow Symphony Eclipse Glasses - Safe Solar Viewers - Eclipse Shades, Package of 100 Makes the study of light and color fun and unforgettable Features an optical density five or greater and are "CE" certified Create a sharper orange colored image of the sun Filters out 100% of harmful ultra-violet, 100% of harmful infrared, and 99.999% of intense visible light Absolutely safe for direct solar viewing of solar eclipses sun spots and other solar phenomenon