1. ERGONOMIC OFFICE CHAIR- The ergonomic chair provides 4 supporting points(head/ back/ hips/ hands) and a proper lumbar support. It's easy to adjust seat height, headrest, backrest and adjustable 3D arms to meet different needs, good for sitting long hours. 2. BREATHABLE MESH BACK AND SEAT: The premium back and seat with mesh fabric is flexible, keeps air circulation for extra comfy, gives you a cool feeling and comfortable sitting experience, eliminates sweating and moisture, to keep you focus and relax at the same time. High quality mesh resists abrasion and transformation. 3. TILT FUNCTION : Lean the executive chair back (90~135°), you can lock the backrest at 3 different locations(including upright), which will make you rest more comfortable. 4. ADJUSTABLE 3D ARMREST : Adjusting the 3D armrest go forwards & back, up & down, left & right for a comfortable arm support. The mesh headrest with height adjustment, keep your get great neck support and avoid cervical pain. EASY TO INSTALL & WARRANTY : All ergonomic office chairs come with 2 years warranty, so please email us directly, we will offer you effective solutions ASAP. With clear instruction and tools, the office mesh chair is easy to assemble (about 15~20 minutes). PU mute wheels roll smoothly, no harm on wooden floor; the sturdy five-pointed base and chair frame add durability and stylish appearances.1. Located in Jiujiang, Foshan, HERO OFFICE FURNITURE is a professional manufacturer and exporter of office chairs&gaming chairs. 2. Factory area:10000 sqm; 150 workers; 720 x 40HQ per year. 3. Our price are very competitive. For some plastic accessories, we open the moulds and reduce the cost as much as we can. 4. Low MOQ for our standard products. 5. We arrange production strictly according to the delivery time required by customers and ship the goods on time. 6. We have a professional QC team to inspect raw material, semi-product and finished product, to make sure the good quality for each order. 7. Warranty for our standard product: 3 years. 8. Our service: faster response, reply emails within one hour. All sales check emails by mobile phone or laptop after work-off.