Priced to fit any budget, BEVCO Value-Line ESD Seating is built to BEVCO’s high-quality standards. Featuring advanced static discharge control, these stools have an average surface resistance of less than 10(6) ohms and include a grounding chain. Both seat and back have a rubber fabric protector. Other features include: adjustable back depth and height, 360° swivel, and pneumatic height adjustment. 5-star black reinforced plastic base. Three-year warranty. Meets or exceeds ANSI/BIFMA standards. Made in USA.NOTE: Add 1" to seat height for hard floor casters.NOTE: Models 42791 and 42792 include adjustable footrest.