1)suitable for classroom 10-10000 2)antistatic 3)lift chair 4)surface resistance:10^6-10^9ohm 5)antistatic PU leather ESD Chair cover is made of anti-static PU/PVC leather,available two colors:black and blue,the five -star foot is made of Duralumin material, with two type of esd castors: esd metal castors and conductive plastic castors,which have a good electrostatic dicharge perfomace. The chair ...