Fully adjustable bass chair with upholstered ergonomical seat and backrest. The height is variable adjustable from 595 to 850 mm. Cushioning and fabric (Trevira CS) are made from inherently fire-resistant materials. The black fabric has a durability rating of 100,000 abrasion resistance cycles. The black powder-coated 5 leg base provides perfect stability. The one-third circle footrest height adjustment is variable and the comfortable seat with leg recesses provides for additional comfort. The pneumatic seat height adjustment is variable using a release lever. The height of the backrest and the seat angle are also adjustable. Quiet and slip-resistant feet are also a part of the delivery.