okeysen office desk chair, ergonomic mid back armless task studio chair, fabric swivel computer chair without arms. (black) lepdep <b>okeysen is committed to providing customers with the best service. </b> <br><br><b>features: </b> <br> ergonomically curved design brings you cozy feelings.<br> smooth-rolling casters offer a versatile range of mobility <br>360° smooth swivel casters.<br> pneumatic seat-height adjustment <br> maximum weight capacity: 300 lbs <br><br><b>package includes: </b> <br>1*office chair; <br>1 x installation instruction; <br>accessories.