Mesh office chairs can keep you more productive throughout your work day with its comfort and ventilated design. This chair features transparent, breathable mesh material that allows air to circulate. The mid-back design offers support to the mid-to-upper back region. The tilt lock mechanism offers a comfortable rocking/reclining motion. The free rein motion is great for taking a quick break from typing to answer phone calls and relax. The seat depth adjustment changes the depth of the seat to accommodate the length of your thighs. Changing the seat depth keeps your back in contact with the backrest while avoiding pressure behind your knees. The waterfall front seat edge removes pressure from the lower legs and improves circulation. Chair easily swivels 360 degrees to get the maximum use of your workspace without strain. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The silver nylon base with black caps prevents feet from slipping when resting on chairs base.Features:Contemporary Office Chair.Mid-Back Design.Transparent Gray Mesh Seat and Back.Built-In Lumbar Support.Triple Paddle Control Mechanism.Back Height Adjustment Knob.Back Adjusts 2.75" up and down.Infinite-Locking Back Angle Adjustment.Multi-Tilt Lock Mechanism.Tilt Tension Adjustment Knob.Waterfall Seat promotes healthy blood flow.Swivel Seat.Pneumatic Seat Height Adjustment.Height Adjustable Padded Arms.Heavy Duty Silver Nylon Base with Black End Caps.Dual Wheel Casters