These beads are so much fun! They are clear when you're inside - pastel in the shade - bright vibrant colours in the sun. The colour change is almost instant and will change thousands of times! These are great for Jewellery & Crafts! Necklaces, bracelets, key chains, cell phone charms, to put on shoe laces and anything else you can think of.Use them for Science Experiments! UV Detecting Beads. Put them behind glass with sunscreen on it to see how well your sunscreen works. Put them in various colored bottles to see how much UV gets through. Use your imagination to create your own science experiments.
