HIGH QUALITY RED HI-VISIBILITY HEEL GROUNDER; RED; SOLE INTERIOR: NON-MARKING; SOLE EXTERIOR: <105; MATERIAL: TWO-LAYER RUBBER / RED ELASTIC 1.5"; RIBBON: 18" CONDUCTIVE; CUP DESIGN: 1.5" X 7.5"; RTG: WITH 1MEG: <2x106-1x107; MEETS: ANSI/ESD S20.20&MIL 263; BUILT IN RESISTOR: 1 MEG