NEMBO with a di-electric sole able to help protect the wearer from exposed electricity. ESR/Di-electric footwear should be standard attire for electricians. NEMBO are tested for Electrical Shock Resistance (ESR) according to CSA Z195-14 standards, the product is tested at 18,000 volts at 60 Hz for one minute, with no current flow or leakage current in excess of 1mA allowed under dry conditions. Upper: water-repellent Full grain leather Lining: PLASMAFEEL Insole: Thermoformed, removable, antibacterical, absorbent Sole: Di electric PU/Dual density Toe cap: POWER CAP fiber glass(200J), athermic and metal free Midsole: Composite TEXON Enigma Zero HT2 Size: 38-48 Weight (size 42): 660g