Experience ultimate comfort and support with our premium ergonomic office chair, designed to enhance your work and relaxation sessions. **Key Features:** - **7-Point Ergonomic Support System:** Provides comprehensive support for head, neck, shoulders, back, waist, hips, and hands to maintain optimal sitting posture and reduce discomfort during long hours of work or study. - **Adjustable Height and Tilt:** Flexible height adjustment from 43 to 47 inches combined with 90-120° tilt function allows customization for various activities including working, reading, and relaxing. - **Space-Saving Flip-Up Armrests:** 90° flip-up design helps save space when not in use while effectively relieving hand pressure during work breaks. - **Breathable Upholstery:** High-quality PU leather covering ensures consistent ventilation to keep you cool and comfortable throughout the day. Easy to clean and maintain for long-lasting use. - **Advanced Cushion Technology:** Five-layer construction featuring PP cotton and high-density sponge padding provides exceptional comfort without collapsing. Silent spring seat with 20 spring packs maintains perfect elasticity and shape retention. - **Durable Construction:** Quiet PU casters protect your floors while moving. Certified air bars and reinforced explosion-proof base support up to 400lbs for reliable performance. Regular maintenance tips included for extended durability. - **Enhanced Lumbar Support:** Specifically designed lumbar support system helps alleviate back pain and promotes proper spinal alignment during extended sitting periods. - **Smooth Rocking Function:** Gentle rocking motion allows for comfortable movement transitions between focused work and relaxed positions. **Product Specifications:** Seat Dimensions: Height 22", Depth 24", Length 24" Package Dimensions: 11"D x 25"W x 20"H Maximum Weight Capacity: 400lbs **Easy Assembly & Support:** Quick assembly process typically completed within 20 minutes using provided tools and detailed instructions. Comprehensive after-sales service ensures prompt resolution of any concerns that may arise during use. **Troubleshooting Guide:** - Leg Weld Issues: If fractures are detected at weld points, contact customer service immediately for professional assistance - Wheel Installation: Ensure proper alignment with base tube interface and press firmly until secure click is heard - Armrest Security: Check screw tightness regularly using provided tools; contact support for replacement parts if needed This versatile office chair combines advanced ergonomic design with durable construction to create the perfect seating solution for home offices, study areas, or professional workspace environments.