ergonomic mid-back mesh adjustable drafting chair with foot ring, standing-desk matched tall swivel computer office stool, black chairman <b>by purchasing this product, you are contributing to the care africa children action, we will donate 1 usd to africa kids after each chair sold. </b><br><br> <b>about us:</b><br> we knows chairs, based on experience of designing and manufacturing for seating furniture nearly 15 years, we are fully concentrated on comfortable and unique chairs for everybody and every family. working in an office or at home typically involves sitting in one position for an extended amount of time, adding stress to the structures of the spine and posture. combined with cutting-edge ergonomic technologies supporting human movements to the maximum level of comfort. <br><br> golden supply chain: qualified supplier who manufacture for walmart, staples, home depot..... <br><br> <b>what's in the box? </b><br> - 1*drafting chair<br> - 1*installation instruction<br> - 1*accessories carton<br><br> <b>features</b><br> - material: breathable mesh, high density and high resilience foam, plywood<br> - available colors: black<br> - base: sturdy nylon star base<br> - lift: sgs-tested extra tall gas lift<br> - caster: 2’’ universal dual-wheel easy-rolling casters<br> - footrest: strong 20” diameter chrome metal footrest ring on steel frame with durable powder coat finish<br> - maximum capacity: 295 lbs<br><br> <b>multi-function: </b><br> - 360°swivel<br> - tilting angle: 15°<br> - seat height adjustable<br> - footrest ring height adjustable<br><br> <b>dimension (tolerance±1"):</b><br> - overall height: 40.25"" to 48"" inches<br> - backrest: 19.25""(w)*23.5""(h) inches<br> - seat width: 19"" inches<br> - height from the seat cushion to the ground : 22.25'' ~ 30'' inches<br> - height from the armrest to the ground : 28.25'' ~ 36.5'' inches<br><br> <b>warranty: </b><br> every product we sell comes with a 1-year guaranteed warranty. any problem will be responded in 24 hours, don’t hesitated, just click add to cart now!