Friendly Reminder: The armrests of this product are crafted from durable PP plastic. Their smooth surface allows for easy wiping, ensuring lasting cleanliness during work or leisure. Featuring durability, scratch resistance, and easy cleaning, they offer both practicality and comfort. 【OFFICE CHAIR ERGONOMIC】This ergonomic office chairs adaptive lumbar support provides precise support for tall people and adults, effectively relieving the back pressure caused by long work hours. It is a healthy companion for home office and gaming scenarios 【BREATHABLE MESH DESK CHAIR】The single-layer mesh backrest is well ventilated to ensure dryness during marathon sessions. This breathable design allows gamer chair and desk chair users to balance comfortable and healthy sitting posture, making it an essential piece of furniture 【DURABLE THICK CUSHION】Adopting high-density resilient foam cushions, thicker than ordinary computer chair, it can disperse weight pressure, avoid hip and leg numbness, and help adults or teenagers maintain an efficient state. It is suitable for places such as bedrooms, offices, gaming, and reading 【LONG TERM WARRANTY & EASY INSTALLATION】The chairs has a long-term warranty. If you have any problems, please send manufacturer an email directly, and we will respond promptly and solve the problem for you; Clear instructions and tools help you install faster; This swift chair can slide smoothly on both hardwood floors and carpets. Class-3 gas lift supports smooth height adjustments to meet the needs of conference rooms or bedrooms TRALT Ergonomic Office Chair - Comfy Desk Chair with Back Support, Home Office Desk Chairs, Computer Chair, 330lbs Wide Seat Big and Tall Office Chair for Executives (Grey)