TRALT Office Chair Ergonomic Desk Chair, 330 LBS Home Mesh Office Desk Chairs with Wheels, Comfortable Gaming Chair, High Back Office Chair for Long Hours (Black)

Classic Lumbar Support Ergonomic Design: Contours to the natural curve of the lumbar spine. The split lumbar support provides robust back support. The rear adjustment knob offers 4 cm of fore/aft adjustment, delivering tailored lumbar support for varying seat depths and body types
Effortless Mobility: Features a 360° swivel base for easy rotation while seated. Silent casters glide smoothly in any direction. Enjoy quiet, comfortable movement in your workspace. Suitable as a student desk chair, computer chair, ergonomic chair or gaming chair
Standard Seat Dimensions: Spacious seat cushion accommodates various body types. Overall dimensions (including armrests): 25.7 inches wide × 17.3 inches deep × 46.93–49.2 inches high. Seat cushion dimensions: 20 inches wide × 17.3 inches deep × 17.57–21.7 inches high.
SGS-certified frame: 330-pound weight capacity and robust construction, featuring a sturdy metal base that offers superior strength and stability compared to traditional plastic bases. The core structure is SGS-certified, with key moving parts optimized to minimize noise during prolonged use.
Ultra-Simple Assembly: Clear assembly instructions are included in the package guide, guiding you through the process step-by-step. No extra tools required—all screws and accessories are provided. Most users complete assembly within 20 minutes.