High back executive chair combines a 27-in backrest and linkage armrests to support your shoulders, back, and arms as you move between tasks. The 20 x 18 in seat uses elastic sponge filling over a plywood base and PVC leather surface to distribute weight up to 330 lbs for stable sitting through long work sessions. A 20-23.5 in adjustable seat height and 90°-135° reclining backrest let you shift from upright typing to relaxed reading using two levers. A sturdy 5-point base and smooth universal wheels support multiroom office use.