We are established office chair specialist (Since 2013), We offer full 3 years warranty on this chair covering all parts of the chair including the Mesh (except wear and tear); and we offer free on-site installation upon delivery by our professional installer. You are welcome to check out the chair before purchase in our showroom. 📍Visit our Showroom: 159 Sin Ming Road #05-01 Lobby 1, AMTECH Building Singapore 575625 🕙Opening Hours: Mondays to Saturdays 11am - 7pm Closed on Sundays & Public Holidays You can reach us @6250-7462 / 9339-3616(Whatsapp) -Highly Ergonomic Design, adjustable backrest at different angles brings the optimum position for your various daily work activities or tasks, either you are typing on the computer where you can choose upright position, or you want to recline to relax or take a short snapping for a while, you got all different back recline angles you need; adjustable 4D hand rest gives you the flexibility of height setting to bring maximum comfort for your elbows when working on computer; the rotational function of armrests brings additional ergonomic feature of chairs; the inward and outward movement of armrests caters to various distances you prefer from your body to your desk. -Our well-calibrated lumbar support gives maximum lumbar support for long hour sitting to avoid back pain; our numerous customers feedback that the lumbar supports are extremely comfortable and support back so well even for whole day sitting. -The adjustable headrest will address the different upper body heights of users; so u can always find a optimal position of the headrest to fit your neck support, especially when you are leaning back to have a rest. -Full Mesh for Max Heat Penetration;premium Taiwan-made nano mesh for maximum durability; our warranty exceptionally covers the mesh as well, so now you even don't need to worry about whether the mesh will break apart or break off from frame after some time of usage.