Unlock Comfort with Dual Spring Systerm: Experience all-day comfort with our heavy duty office chair. The seat and lumbar cushion are equipped with a dual support spring system, layered with high-density foam to provide targeted support. This design cradles your body's natural curves, effectively reducing fatigue and discomfort in the shoulders, neck, and back. Designed to eliminate sedentary back pain, this reclining office chair helps you to stay productive and pain-free through sitting long hoursOffice Chair with All-in-One Solution: This high back office chair puts you in full command of your comfort.The headrest adjusts vertically to fit your height, while the backrest locks anywhere from an upright 90degree(s) to a relaxed 135degree(s). Further customize your position with a 3-stage seat height adjustment and 90degree(s) rotating armrests, catering to your every need for a perfectly supported an