Steelcase Criterion Chair, Black Fabric Its soft curves provide all-day comfort and the seven independent adjustments offer support through the full range of dynamic seating postures To keep you comfortable, change your recline position throughout the day with a variable back lock that stops in any position you choose Arms adjust independently to give you ultimate control and support for your arms, shoulders and neck Solid construction provides support for the most demanding work environments Weight tested to support up to 300 pounds with no loss of performance