The Office Master EF74 is an ESD mid back ergonomic chair built for task-focused environments that require both comfort and static protection. Featuring multi-function controls, a 17–22" seat height range, and a 300 lbs. weight capacity, it's designed for day-to-day performance. 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 PT74 chair.