This product set meets the requirements of EN 61340-5-1 tested per ANSI/ESD S1.1 and IEC 61340-5-1 Clause A.1. Adjustable Ergoclean Wrist Strap Set. This adjustable, ergoclean, anti static wrist strap set from RS includes a black wrist strap with 10 mm snap socket and black, 1.8 m coiled cord with 10 mm snap socket and banana plug. Wrist band. Comfortable for long use with superior contact metal band 10 mm snap stud Adjustable by adding or removing links from 145 mm to 190 mm. Coiled cord. 2.5 mm diameter; 1.8 m long Molded with 4 mm banana plug on one end and 10 mm socket snap on the other