MODEL: FK2, DIMENSIONS(L*W*H)PACKAGE: 840*655*290MM, MATERIALS: PVC, COLOR: BLACK AND BLUE, FOAM: High Density Foam&Cut Foam, CHAIR BASE: Nylon Base, MECHANISM: Butterfly Mechanism, GASLIFT: Class-3 Gaslift, ARMREST: 2D Armrest, CASTER: 60MM Nylon Caster, ANGLE ADJUSTER- 90°-170°, CBM: 0.16M³, MAX.: 160KG / 352.7lb.