Brand new and high-quality product Simply wrap the strap around the wrist and clip it to a grounded source Prevent Static shock in a dry environment Keep static from damaging electronic parts and equipment Adjustable wrist strap with alligator clip tip The inner conducting layer is made of stainless shell filaments Durable Polyurethane Coated Coil Cords. High-Quality Strain Relief. Soft elastic band for comfort. Current limiting resistor 1M ohm ± 5% Electro-scattering time 0.1sec Rinsing Resisting non-branded, no retail packaging