With its two-tone black nylon and chrome base, this comfortable desk chair with wheels lends a contemporary style to any space. The thick-padded seat and ventilated mesh material allow air to circulate without restriction, keeping you cool and comfortable, even when sitting for long periods of time. This swivel chair rotates 360 degrees and easily lowers and raises with a pneumatic seat height adjustment lever to deliver the perfect fit every time. Its flip-up arms provide the option of an armless office desk chair design ideal for projects that require a free range of motion, while the swivel chair's adjustable headrest helps to support the neck. The tilt-lock mechanism allows users to enjoy a relaxing rocking or reclining motion while taking a quick break from working on the computer or answering phones. Featuring functional construction that doesn't compromise on style, this high-back mesh office chair has: Dual-wheel casters that roll smoothly over hard or carpeted surfaces. A tilt tension adjustment knob that locks the chair in place. Ergonomic construction that keeps the back supported and the body properly aligned during work sessions. Fire-retardant foam filling that promotes increased safety without compromising on comfort. Designed to ensure extra comfort and support, our high-back executive office chair also features a waterfall seat edge made to remove pressure from the lower legs while improving circulation. Upgrade your work area with our high-back office chair featuring an attractive contemporary design and built-in lumbar support to help keep you productive and focused from task to task.