Return to the office without forgetting a single thing! Buy Office Chair with Headrest Lezuza Piqueras y Crespo 322NECC Black and be the envy of your colleagues!. Colour: Black. Characteristics: Changeable height. Structure: PVC. Seat material: Plywood. Chair with Armrests: Adjustable. Wheel material: Nylon. Finish: Cloth. Certificate: UNE EN 1335. Hours of use: 8 hours. Piston: Gas. Maximum seat height: 64 cm. Minimum seat height: 50 cm. Total width: 66 cm