· Breathable Mesh Design: Our ergonomic mesh office chair keeps you cool and comfortable, whether you’re working or gaming for long hours. The high-resilience mesh seat and backrest offer superior support and allow maximum airflow, preventing heat buildup and keeping you refreshed and focused.· Fully Adjustable, Ergonomic Comfort: The ergonomic office chair features lumbar support vertically and horizontally adjustable for personalized lower back relief, and a 2D adjustable headrest that conforms to your neck and head for optimal support, ensuring your ultimate comfort.· 3D Flip-Up Armrests: The comfortable office chair features 90° flip-up armrests, allowing you to neatly tuck the chair under your desk to save space. When lowered, the armrests offer 15° swivel and 1.96" depth adjustment, helping you find the most comfortable position for optimal arm support.· Ergonomic Full-Body Support: Designed to follow the natural curve of your spine, the ergonomic gaming chair helps prevent strain from long hours of sitting. The seat is 15% larger for added comfort, providing ample space for your hips and thighs. The adjustable 90°-120° tilt lets you switch between work and relaxation with ease.· Unmatched Stability & Durability: The computer desk chair has been thoroughly tested to include 2866 lbs load bearing testing and 100,000x seat durability testing to ensure long-lasting performance. With an SGS Class 3 gas lift and sturdy rolling casters, the comfy office chair can hold up to 300 lbs with ease.