Item: GB-805-2 Material: dual density PU end, high quality embossed leather Features: oil, acid, lightweight, abrasion, folding, with good anti-slip effect is not closed toe, comfortable, not a plastic constantly end features: anti-smashing, anti-skid, insulation, wear-resistant, shock absorption, insulation, anti-puncture, oil acid, ankle protection, anti-static, anti-piercing (optional) Standard: meet the Chinese national standard applicable to : construction, petrochemicals, railways, coal, metallurgy, shipbuilding, machinery manufacturing and other industries