GSC International 603-10-10 Flannel Friction Pad, 6 in. by 6 in., Pack of 10
This 6" by 6" square of flannel fabric can be used to observe the relationship between friction and electricity.
Sold in a pack of 10 flannel pads.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.