Go modern with OFM's Vision Series Executive Chairs, Model 654.The contemporary design makes a statement in any office, and also enhances the sitter's comfort.The removable mesh back cover is washable, or can be switched out to suit your mood or a change in decor.Features easy ergonomic positioning with the sliding seat position adjustment, gas lift seat height adjustment, fully adjustable ratchet back and arms that are adjustable to 7 different positions.The 27" 5star base lets you stay stable no matter where you're moving on the included casters.Weight capacity is 250 lbs.Meets or exceeds ANSI/BIFMA safety standards.