Unique spring pads unique insulation sheets unique levelling pads unique spring pads unique cushy foot pads extensive reduction in vibration by spring pads with viscous damping inside it. Viscous damping is very important to control the excessive movement of the machine. There is anti skid plates also present at the top and bottom of the pad for griping with the machine and the floor. Unique offers spring pads (coil spring) with viscous dampers for heavy machinery.