Botrons Dual Mono Jack Fabric Wrist Strap Sets are available in a 6 or 12 standard coil cord design. They provide the performance and reliability of a metal band with the comfort of cloth. The blue knitted material has a soft outer area and a 58 conductive area on the inside. Unlike many others which have 3-5 rows of conductive thread, these have a 58 area of solid conductive material, the largest conductive area on the market.