Soft, wide and stretchable band for comfortable wear. ? Nylon impregnated with silver is woven inside to provide high conductivity with the human body. Electrostatic charge is transmitted reliably. ? Silver impregnation reduces odors due to antibacterial properties. ? Adjustable length band fits many people. ? Patented and unique adjustable insulating band improves safety. ? Date engraving provides traceability to ensure quality control.