Quick overview from the supplier:
Gaming/Office Chair DXRacer King GC-K57-NG-S3, Black/Grey, Premium PU leather + Carbon look PVC, max weight up to 150kg / height 160-195cm, Recline 90°-135°, 4D Armrests, Head and Lumber cushions, Aluminum X2 wheelbase, 3" PU Caster, W-29.70kg