<b>Key Features:</b> <br> <br>Armless Ergonomic Office Chair: <br>High density mesh backrest, strongly supportive. <br>Upgraded built-in lumbar support, provide enough support for lower back. <br> <br>Comfortable Small Desk Chair without Arms: <br>Our desk chair padded with high resilience foam sponge, comfortable and durable. <br>Desk chair seat covered by a high quality mesh cloth, long lifetime, not easy to deform. <br> <br>Height Adjustable Task Chair with No Arms <br>Chair seat height from floor: 17''-21.7''(43-55cm) <br>Adjustable height range: 4.7'' (12cm) <br> <br>Sturdy Nylon Base and Dual Casters <br>Casters provide great mobility, without noisy and no scratches left on the floor. The nylon base can bear the maximum capacity up to 2500lbs, the office chair to 250lbs. <br> <br> <b>Office Chair Dimensions:</b> <br>Overall Height: 33.1-37.8''H (84-96cm) <br>Back Size: 16.1''W x 17.3''H (41 x 44cm) <br>Seat Size: 18.1''W x 19.7''D (46 x 63cm) <br>Seat Thickness: 2.2'' (5.5cm) <br>Seat Height from Floor: 17-21.7''H (43-55cm) <br>Base Size: 25.2''W x 25.2''D (64 x 64cm) <br>Weight Capacity: 250lbs <br> <b>Attention: All dimensions are measured manually, so there might be a small deviation.</b>