sunnow ergonomic office chair with adjustable lumbar support, high-back mesh computer chair - headrest, soft sponge cushion & tilt function, swivel desk task chair for work home sunnow <p><b>sunnow ergonomic office chair always focus on your health and life, we hope you always well seated to chase your own dreams.</b></p> <p><b><i> *(if you lost any parts or need further help, please first e-mail sunnow after-sales team to get accessories replacement.)</i><br></b></p> <p><b><br></b></p> <p><b>features: </b></p> <p>1. adjustable height armrest: easily adjust arms up & down. the soft armrests offer comfortable arm support.</p> <p>2. breathable foam seat: large & thick seat cushion means that pressure is spread over a larger area, giving you a more comfortable fit. </p> <p>3. adjustable headrest: easy to adjust the headrest height and angle, providing good neck support.</p> <p>4. tilt function: the recline function keeps you tilting the backrest back (90~135°) or sit straight freely. </p> <p>5. improve your health: the high back is curved to assist back and shoulder posture, while the lower frame provides exemplary lumbar support to allow for perfect posture. the executive chair is large enough for most of users. </p> <p>6. pu wheels: smoothly and quiet rolling, protect your wooden floor. </p> <p>7. easy to assemble: comes with allen wrench and screw set, it just takes about 20~25 min to assemble the ergonomic computer chair. </p> <p><br></p> <p> </p> <p><b>dimensions: </b></p> <p>weight limit: 280 lbs</p> <p>seat dimensions: 20.07x 18.5x18.1-21.85in(wxdxh)</p> <p>whole chair dimensions(include arms): 27.9x27.5x46.2-50in(wxdxh)</p> <p><br></p> <p><b>what you will get?</b></p> <p>ergonomic office chair x 1</p> <p>user manual x 1 </p> <p>screw set x 1 </p>