YILQQPER Ergonomic Office Chair with Adaptive Lumbar Support, Mesh Computer Desk Chair with High Back, Adjustable Headrest&Tilt Function, Rolling Work Swivel Task Chairs with Wheel 3D Armrests, Black

• 🏆ERGONOMIC OFFICE CHAIR: Measuring 26.5"W x 23.9"D x 46.3"- 53.5"H, the large ergonomic chair provides 5 supporting points (head/ back/ waist/ hip/ hands). It's super easy to adjust seat height, headrest, backrest with adaptive lumbar support and armrests to meet different needs, good for sitting long hours 🌻COMFY SEAT AND COOL BACK: Made from skin-friendly fabric and quality sponge, the large seat (19.2" x 20.8") greatly relieves the pressure from hip while the large mesh back not only supports your back but makes you feel cool even during intense and long-lasting use. Make you feel like sitting on a cloud ✨INNOVATIVE ADAPTIVE LUMBAR SUPPORT: Unlike normal adjustable lumbar support chairs which you have to manually adjust once you change your way of sitting, our adaptive lumbar support will automatically give your waist support no matter how you sit 🍀3D ADJUSTABLE PU ARMREST: The soft and skin-friendly PU armrests can be rotated to left or right, adjusted up or down and pushed forth or back so that you can always find the most relaxing point for your arms. And when the armrests are adjusted to the lowest point, you can push the chair under the desk to save a lot of space 😎RECLINING FUNCTION WITH 2D HEADREST: The reclining function makes you tilt the backrest backward (from 90° to 135°) for work or relaxation. Meanwhile, the soft headrest really relaxs your head, which can be adjusted up and down, and rotated from 90° to 180° for different needs 😍5-YEAR WARRANTY & EASY INSTALLATION: Our ergonomic office chairs are guaranteed with a 5-year warranty so that an effective solution will be given within 12 hrs once you contact us for help. With clear instructions and tools included, the office computer chair is easy to assemble within 15~20 minutes 📢OTHER DETAILS TO MENTION: Recommended for the users between 5'5"and 6'2", this mesh office chair has not only strong frame but also SGS certified cylinder for up to 300lbs as well as mute PU wheels rolling smoothly with no harm to your floor