GSC International 4-5063-50 Wool Friction Pad, 6 in. by 6 in., Case of 50
Friction pads are useful for exploring the build up of static electricity. This pad is a 6" by 6" square of wool.
Sold in a case of 50 wool pads.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.