The Office Master EV77 is an ESD high back task chair offering advanced ergonomic function and static protection in one package. With a 17–22" seat height range and full adjustability, it’s ideal for extended periods of focused work. OM ESD chairs are constructed from our most popular models to meet special ESD seating requirements. Fabrics are made of 99% nylon and 1% carbon fiber. We also stock 7 ESD fabric colors and 2 ESD vinyls.

This model is the ESD version of the Office Master 7770 chair.