About This Item Comfort and Softness: YODOLLA office desk chair have chosen soft faux leather, and all seat cushions and back cushions are filled with full sponge, providing good support for your lumbar spine and buttocks. Flexible Reclining Angles--Backrest of this massage office chair with footrest adjustment angle in 90° to 135°, you can lock the backrest in the favorite position as needed. Adjustable Seat Height--The seat height of this grey office chair with footrest can be flexibly adjusted between 110cm and 120cm to suit the needs of different heights. Heavy Duty Office Chair:Pass the BIFMA/ANSI test, ensuring the safety of users up to 200KG and manual instruction included for easy assembly. Sturdy Iron Base: Different from the plastic leg base in the market, YODOLLA executive chair uses iron base legs with rubber pulleys to ensure the stability of the chair, making it a durable choice.