What does this mean?Highlights
Quality
Its a dark sheet that changes colors with the heat of your hand perfect as the image receptor for my xray project
Its simple but very fun to play with
They spent a long time playing with the crystal sheet sections on each card
Packaging/appearance
Glue dissolves the photochromatic layer causing it to crumble off
If you want to see a cool effect hold in the the freezer for 3 seconds
Overview
- How are reviewers describing this item?
cool, great, happy, expensive and color. - Our engine has profiled the reviewer patterns and has determined that there is high deception involved.
- Our engine has analyzed and discovered that 40.0% of the reviews are reliable.
- This product had a total of 63 reviews as of our last analysis date on Jul 11 2021.
Helpful InsightsBETA
Posted by a reviewer on Amazon
Worked great but do not use any glue on these
Posted by a reviewer on Amazon
Glue dissolves the photochromatic layer causing it to crumble off
Posted by a reviewer on Amazon
I had to rip it off which was my fault for not doing more research so i wont take off more stars for that but keep in mind do not use glue or try to clean off skin oil with rubbing alcohol
Posted by a reviewer on Amazon
This is like a giant version of that
Posted by a reviewer on Amazon
Afterwards gave them away to the students
Review Count History
