The adjustable WB5000 series Dual Wire Wrist Strap   sets provides redundancy by including two connections to ground so  even  if one dual wire wrist strap conductor is severed, the operator  has    reliable path-to-ground with other wire. Designed for use with a  Dual Conductor Constant Workstation Monitor to maximize ESD protection.
Features:                  -                Expandable Speidel metal band 
- Fixed Size: Medium
-                2 conductive paths, 180 degrees around wrist 
-                 Dual Conductor Coil Cord: 5, 10, or 20 feet 
- Sold in packs of 50 
Meets or exceeds requirements of ANSI ESD-S20.20 and   ESDA Standard 1.1-2006.