Bottega 4 star is a contemporary lounge chair with a comfortable upholstered seat and backrest on a swivel metal base. The seat has a steel structure with “S” shape springs for extra flexibility and strength. This steel frame is molded by injecting polyurethane foam. The bottega seat is upholstered with a removable zipper-enclosed leather, PPM, or leatherette slip cover that can be changed with professional help. Bottega 4-star lounge may be upholstered with various colors as a special order with a minimum quantity requirement. The chair is suitable for both residential and commercial use.