Wrist strap main specification:

length: standard 200mm, custom size available

Material: Polyester, Natural rubber, conductive fibre blend( stand quality)

Color: light blue( Dark blue, Yellow, Green, Black, Purpel, Red available)

Resistance:<10 e 5 ohm(Int.),  <10 e 12 ohm (Ext)

Plastic parts: ABS

Stud: copper with chromer plated

Back plant: stainless steel, Non-allergenice