Sichy Age Office Chair Ergonomic Computer Chair Tilt Function High Back Product Features ?Prime Materials - Comfortable seat is made of high-density molded foam and sofa fabric instead of cheap rebonded sponge. Mesh seat makes you feel comfortable in a day work.Moreover, a cushion on lumbar area provided a great low back support. ?Elastic polyester mesh back design allows not only better balanced weight distribution, but also better for heat wicking or sticking? ?Adjustable height of home office desk chairs: The locking mechanism is easy to adjust the height (4 inches). This gas lift office chair is built with a gaslift cylinder to ensure your safety at every height. ?Ergonomic design helps you to find the most comfortable seating position for a long term sitting. Adjustable back support with cushion can keep the back upright and take care of your lumbar spine, which prevents back strain and muscle fatigue. 90Folding Armrests can be turned up to save space. It is suitable for living rooms, bedrooms, meeting rooms and offices? ?Stable Durable: High bearing capacity base with smooth and silenced rolling wheels, Max Capacity 300lbs. This back support office chair can be tilted and leaned backward to suit your sitting positions. ?A tilt tension control knob under the soft seat is provided to adjust the recline angle.The stable nylon base and PU castors can 360-degree swivel, quick scrolling to meet various needs in daily use. The PU casters will not scratch the floor surface when moving? ?Assembling is easy as pie - Convenient Assembly is the beginning of the customer satification . Installing a office chair should not spend couple hours. With detailed instruction and numbered parts makes you effortless during the installation? ?Reliable transportation: Safe and undamaged delivery is our priority. ?The computer chair is packed safely. Each office chair is packed in a high quality reinforced carton. If you received a damaged one, please feel free to contact us and we will offer you a new chair or a full refund? 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!