Ergonomic Office Desk Chair Breathable Mesh Swivel Computer Chair, Lumbar Back Product Features ?Ergonomic Executive Office Chair: This ergonomic office chairs humanizes the backrest and lumbar support, bringing the back closer to the natural curve, so that the spine is free from soreness. Helps you maintain a relaxed posture during long working hours. Easier to disperse stress and relieve muscle fatigue. ?SAFETY COMFORT: The back office chair adopts high-density smooth and breathable mesh fabric as the back, thick seat cushion and lumbar support, which has good elasticity, is not easy to deform, and remains comfortable for a long time. The thickened explosion-proof seat plate gives you a sense of security and comfort, with double coverage. Max Capacity 275 lbs. ?Master of Space Management: The upholstered armrests of the mesh office chair have the function of turning up and down. Comfortable padded armrests relieve elbow discomfort, and the desk chairs adjustable flip armrest feature allows you to retract the armrests after use and place the desk chairs with wheels under your desk for space-saving, easy storage. Suitable for office, living room, study, conference room, etc. ?Multi Function: The height of the home office chair is pneumatically adjustable, and the big and tall office chair has a tilt lock function (adjustable), 360-degree rotation, and solid universal wheels with silent rollers for smooth movement. ?Easy Assembly: Home office desk chairs come with assembly instructions and videos to help you solve installation problems. Assembly is usually completed in about 15 minutes, and you will be confident that you are also a master of hands-on skills. We also have a professional customer service team, so please feel free to contact us if you have any questions. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!