Armrest office chair 1) Material: high quality Mesh Fabric/PU material with nylon/chromed base, with adjustable fun Adjustable office chair Model No.HF-C4028Description Mesh fabric chairMaterialMesh back,fabric seat with sponge insideSponge22density normal spongeBase300 nylon baseCasterNylonArmresttPPGas LiftSGS tested,100mmSwivel FunctionYESMechanismTilt mechanismColorBlue (or other as required) ...