funria swivel mesh office chair ergonomic black mid back computer desk chair with flip up arms lumbar support height adjustable office task chair funria <b>basic parameter of the mesh office chair :</b> <br> <br>shipping weight: 29.45 lbs <br>seat size: 20.9''w x 19.7''d (53 x 50cm) <br>seat thickness: 2.9'' (7.3cm) <br>back size: 19.7''w x 22.8''h (50 x 58cm) <br>seat height from floor: 13.4 - 19.3''h (39 - 49cm) <br>arm height from floor: 24.8-28.74''h (63 - 73cm) <br>arm height from seat: 8.27''h (21cm) <br>base size: 24.8w x 24.8d (63 x 63cm) <br>overall width: 24.8''w (63cm) <br>overall depth: 24.8''d (63cm) <br>overall height: 38.19-42.13''h (97 - 107cm) <br>weight capacity: 300 lbs <br> <b>note: all dimensions are measured manually, please allow the deviation of one inch.</b> <br> <br> <br> <b>features of the mesh office chair:</b> <br> <br>ergonomic ventilated mesh back: <br>featuring a breathable mesh back <br>american made mesh with high density, non-deformable <br>built-in lumbar support, provide enough support for your lower back during working time <br> <br>padded flip-up arms: <br>padded with a small sponge, offering more comfort for arms <br>covered by a mesh cloth with long life <br> <br>waterfall seat with thick sponge: <br>the slight downward curve to this waterfall seat edge, taking pressure off your legs, improving circulation <br>padded a thick cushion, high resilience, comfortable and durable <br>covered by a high density mesh cloth, long lifetime, not easy to deform. <br> <br>rocking mechanism <br>pull out the lever to activate the rocking motion mechanism, <br>pull in to lock in an upright position <br> <br>sturdy nylon base and dual casters <br>the nylon casters provide great mobility, without noisy and no scratches left on the floor. <br>the sturdy nylon base can bear the maximum capacity up to 3000lbs, and the office chair to 300lbs.