???Ergonomic Office Chair Design ??SIHOO ergonomic office chair is designed with a C-shaped backrest that perfectly supports your body.SIHOO ergonomic desk chair provides 3 support points (back/hips/hands) to meet the needs of life and work. The ergonomic office chair is best suited for people of 150-175cm with a maximum load of 300 lbs.??Folding Armrest Desk Chair??The armrests of the home office desk chair are adjustable and can be flip-up armrests to save office/home space. Suitable for living room, study room, conference room and office.And it can be tilted at 120??, suitable for your work office study rest need.??High Quality Office Chairs??High density mesh backrest keeps your back cool and not sweaty. Smooth and silenced rolling chair casters that won't scratch the floor when moving. The gas lift is BIFMA certified, making the comfy swivel desk chair more stable and safer.??Easy To Assemble SIHOO Office Chair??Assembling this mesh computer chair takes about 15-20 minutes.The desk chair package includes the tools and gloves needed for installation, as well as clear instructions for installing the executive office task chair to help you install it quickly.??Three Years Warranty For SIHOO??If there is any quality problem, please contact us. SIHOO home office chair promises to provide you with zero-profit product parts during the three-year warranty period.Three Yrs Warranty - Structure and mechanism , 12 months warranty - Gas Lift?ParametersSeat Height (off the ground)?? ?43-51cmArmrest?? ?PP?? ?Seat Width?? ?48cmBack Frame?? ?PP+ Fiber?? ?Seat Depth?? ?47cmMechanism?? ?Thickened Explosion-Proof Mechanism?? ?Armrest Height (off the ground)?? ?62.5-70.5CMGas Spring?? ?Class 3?? ?Backward Angle?? ?100?-120?Cloth Material?? ?Polyester Three-Proof Mesh?? ?Overall Height (off the ground)?? ?91.5-99.5cmChair Leg?? ?330 High Strength PP?? ?Overall Width?? ?63cmCaster?? ?PU?? ?Overall Depth?? ?62cmPackage?? ?One Piece/Carton?? ?Net Weight 8.6KGPackage Size?? ?66*29*62.5cm ? Gross Weight?? ?10.06KGWe accept Change of Mind returns for 14 days after you have received the item in cases where you have changed your mind or made an incorrect purchase and wish to return the product. This also applies to orders cancelled when the item has already been dispatched from our warehouse. The item must be in a re-saleable condition to qualify for a change of mind refund. Deductions may apply including Initial and Return Shipping, as well as restocking fee of 20% of the product price Delivery excludes the following postcodes:2880-2889, 5201-5749, 4309-4453, 4580-4693, 4454-4499, 4694-4802, 4804-4805, 9920-9960, 4803, 4806-4999, 9961-9998, 2648, 2715, 2717-2719, 2731-2739, 3221-3334, 3342-3349, 3351-3352, 3357-3426, 3444-3688, 3691- 3749, 3812-3909, 3921-3925, 3945-3974, 3979, 3984-3999, 2264-2281, 2311-2484, 2487-2499, 2533-2554, 2575-2599, 2621-2639,2642-2647, 2649-2707, 2710- 2714, 2716, 2720-2730, 2787-2879, 6215-6700, 6701-6797, 7020-7049, 7054, 7109-7150, 7155-7171, 7173-7247, 7255-7257, 7330-7799If your postcode is within the above ranges then please contact us for a postage quote.