Colamy Atlas Ergonomic Mesh Office Chair - Pre-order information: Ca pre-orders begin shipping in late April. High-back ergonomic chair designed for home and office use, supporting up to 300 lbs. Features breathable high-quality mesh imported from Korea for long-lasting ventilation and spine-conforming support. Adjustable headrest offers customizable neck support, while lumbar support and pneumatic height adjustment promote healthy posture. 4D armrests and a sliding seat allow personalized positioning, and a 4-position tilt lock with reclining handle on the right side secures preferred angles. Durable construction uses mesh, fabric, sponge, metal, aluminum, nylon, and wood components, with easy wipe-clean care. Imported product, shipped in a protective box, dimensions 27.76 x 28.94 x 51.38 inches, shipping weight 56 lbs.