Dielectric over boots are designed to give insulation property but maintaining the convenience of wearing regular safety shoes. An electrically insulating dielectric overboot approved to current European standards with a vulcanized rubber sole for superior slip resistance. The Respirex dielectric boot provides protection of up to 20kV over the complete boot for 8 hours. Blue vulcanized rubber sole for maximum grip - 30% better than a conventional safety boot sole Slip resistance performance twice that required by EN 13287 SRA and SATRA TM144 standards