Tri-Segment Backrest: Features a dedicated headrest, upper back support, and an adaptive lower lumbar cushion to maintain the natural $S$-curve of the spine.Breathable High-Density Mesh: Engineered with premium mesh fabric for maximum airflow, preventing heat buildup during long working hours.Integrated Retractable Footrest: Includes a pull-out padded ottoman, allowing for a seamless transition from upright tasking to a relaxed reclined position.4D Adjustable Armrests: Fully customizable armrests that adjust in height and angle to reduce strain on the shoulders and wrists.Heavy-Duty Construction: Built on a reinforced nylon base with smooth-rolling casters and a Class 4 gas lift for reliable height adjustment.Synchro-Tilt Mechanism: Offers multiple recline lock positions and tension control to suit various body weights and seating preferences.