40mm Aurora Borealis Crystal Prism SunCatcher A brilliant 40mm window prism Suncatcher pendant you can use for Feng Shui Comes to you ready to hang as a suncatcher in a sunny window for some great light shows. Measures over 1-1/2 inches, equal to 40mm Arrives with gold bail attached Made of crystal with optical clarity and Aurora Borealis coating for extreme Rainbows