This executive office chair provides up to 8 hours of comfortable support to help you work efficiently. The chair is made of engineered wood, metal and plastic frames for durability. The seat and backrest are wrapped in artificial leather and filled with high-density foam and polyester for a soft and comfortable sitting feeling. Cushioned flip armrests, built-in lumbar support, 110° tilt adjustment and adjustable height for different desk types and office needs. The chair has a flexible swing function, a 360° rotation design and five two-foot wheels that slide smoothly on hardwood, tile, carpet or linoleum surfaces to enhance office convenience.