Sihoo DORO S300Ergonomic Chair A weightless recline experience With the help of anti-gravity mechanism, whenever you need to relax a bit during your work, you can smoothly recline on the Sihoo Doro S300, stop at any angle you want (without the need to lock the backrest at a certain angle), and return to an upright position effortlessly. Lumbar support that cradles your back The wing-like dual dynamic lumbar support consists of two separate pads, offering comprehensive and dynamic support for your lower back, regardlessly of your body shape and sitting posture. Additionally, the gas lift allows you to fine-tune the lumbar support (90-105) for a perfect fit. Coordinated support for the full body When reclining in a standard chair, the increased pressure on your thighs can lead to muscle strains, especially during prolonged periods. The Sihoo Doro S300's seat cushion and armrests automatically adjust to coordinate with the backrest when reclining. This feature ensures that various parts of your body remain relaxed and comfortable, enhancing your overall seating experience. 6D armrest The chair is equipped with 6D armrests that are fully adjustable (Up & Down, Front & Back, In & Out, Upside down, Rotate 75 , Linked armrest with backrest), providing customized arm support for maximum comfort. Rest your head in spacious softness With the soft-to-the-touch headrest that perfectly contours to the curve ofyour neck while providing a generously sized surface, you can comfortablyrest your head on the side and relax from your tasks. Full Mesh Design The chair is made with high-quality cloud cloud web cloth, which is highly durable, has high tensile strength, and good elasticity. The full mesh design ensures excellent breathability, keeping you cool and comfortable even during extended periods of sitting.