Flash Rocks
SKU:
CCFLA
$5.00
$5.00
per item
Humans need friction. Create that with these rocks.
From the manufacturer:
Knock these rocks together for an electrical effect. Flash rocks are one of the few minerals with piezoelectric properties. So, when subjected to mechanical stress, these two little rocks generate an electrical charge and glow. Part of Copernicus Toys Compact Curiosities line.
D: 1.25.
From the manufacturer:
Knock these rocks together for an electrical effect. Flash rocks are one of the few minerals with piezoelectric properties. So, when subjected to mechanical stress, these two little rocks generate an electrical charge and glow. Part of Copernicus Toys Compact Curiosities line.
D: 1.25.