FEATURES : Material : PU, Foam, Nylon, Steel Finish : Black The high quality PU surface feels comfortable and is easy to clean. Extra thick padding enables optimal seating comfort and promises good elasticity and better adjustment. It cannot be easily deformed The curved line adapts to the body posture. The total height is adjustable from approx. 107 - 117 cm, the backrest is approx. 70 cm high The seat height is adjustable from approx. 45 - 55 cm. And the chair can be freely rotated through 360 , with a rocker mechanism The important parts (such as armrests, rocker mechanism, castors, gas pressure spring, etc.) have been improved The base has a diameter of approx. 70 cm; the office chair has been tested by TV Rhineland according to EN 1335-2 / -3, test report no .: 50069804 / SHF / 01-01 Base with 5 safety castors. The chair castors have a high-quality PU coating, are highly abrasion-resistant, very quiet on the outside, and they also protect the floor from scratches This swivel chair is supplied with castors that are suitable for use on almost all floor coverings (wood, tile, PVC and carpeted floors) Available at an affordable price Images shown are for illustration purpose only DIMENSIONS : Total Height : Approx. 111cm to 121cm Height Backrest : Approx. 73 cm Seat Height : Approx. 45cm to 55cm Chair Width : 66. 5cm Armrest Height : 69cm to 79cm