STEEL FRAME WITH MOLDED FOAMMSI MAG CH120 Gaming Chair is made of painted steel that can prevent the rust in the long use for great support CH120 used the high-density foam in the seat you can get the comfortable support feeling when you sitting on it.180 RELIABLE BACKRESTThe backrest of MAG CH120 Gaming Chair can reach maximum 180 degree of inclination making it ideal for lying down.4D ADJUSTABLE ARMRESTMAG CH120 adopts the 4D adjustable armrests and seat allowing gamers to adjust it to the best position for gaming.CLASS 4 GAS LIFT PISTONThe MSI Gaming Chair is equipped with certified class 4 gas lift piston which has been approved by American ANS/BIFMAX5.1 quality assurance and German TUVDIN4550 test to ensure absolute safety.5 STAR STEEL BASEMAG CH120 offers an original fortified Steel chair base. With strength 20% higher than generic bases it can stay unbent while supporting users for years of usage.ANTI-SCRATCH SILENT CASTERSThe silent PU casters have the look of the racing cars wheel. They are edgy quiet and impeccably smooth providing the mobility you need for every action.ERGONOMIC HEADREST AND LUMBAR CUSHIONThe headrest pillow and lumbar support cushion that come with the package provide gamers an ergonomic sitting experience by reducing the pressure in neck and lumbar.