We are offering esd slipper bfeatures:surface resistance: 10^610^9area of discharge: all parts of the sole area dissipate static electricity including the arch of the foot.Our esd shoes discharges static electricity regardless of foot position (e.g. Walkingseated or standing)climate: our esd system is weather proof and footwearcan be worn outdoors whatever the conditions. Health and safety standardsslip resistanceapproximately 0.55 on wet and 0.65 on drysurfaces(minimum industrial standard = 0.42)size ranges: from 34#(220mm) to 48#(290mm)