PVC anti-static wrist belt with buckle line adjustment is a wrist worn strap human body discharge device for human accumulation of electrostatic charge. It is divided into linear, wireless, a metal ring and elastic conductive fiber mixed ring. It can effective protect zero resistance from electrostatic interference to vent on the human body electrostatic. It is made of anti-static, elastic, flexible button cord, a protective resistor and spring collet. The inner layer of the elastic band is woven with an anti-static yarn, and the outer layer is woven with ordinary yarns.