A thick, single sheet of clear Perspex with two line bends to give it height.
30 x 30 cm platform size.
8 cm in height.
for use in experiments with static electricity.

Physics School Lab Equipment Suppliers in India 

Ltekonline are the manufacturers of Insulated Stool Electrostatic Lab used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Physics Lab Experiments for Engineering Teaching Lab in Universities