very securely packaged, beautifully clear crystal/ to be used with middle-school for introduction to the electro-magnetic spectrum

I use this crystal for photography purposes and I love the effect it adds to my pictures

The box has magnetic closure and cushioning inside and does a great job of protecting the crystal from getting scratched up in your bag.

Great crystal that's perfect for science lessons with the kids.... how white light is made up of colors (ROYGBIV - red, orange, yellow, green, blue, indigo, violet - the rainbow!), etc.

Nice quality and crystal clear glass!

Good quality crystal, does what it is supposed to do.

I loved it this is a very nice and high quality Crystal a great addition to my collection

Still a cool crystal and all, just not giving the effect I wanted.

The crystal is very clear and did a great job splitting my green laser beam

This is a really nice quality crystal

Crystal clear and sends a nice rainbow when placed at the correct angle

In turn, if you want convincing effects that will up the quality of your photos and videos, you can't go wrong with purchasing this crystal.

Amazing crystal for such a great price

These crystals are really durable, and easy to clean

Crystal clear and sturdy. Be careful not to bang or drop as it might chip.

The crystal is great

Good as it describe

Worked as it should.