The 186 model has remained in the top 3 popular model for a long time for its reasonable price and excellent softness compared to other products. Two button points and stitching on the backrest play a great role in the design. The dark solid wood armrests give a calming feeling, and the brown or green fabric is a popularly chosen.Ergonomically, the front of the seat is designed to be higher, making it more comfortable and stable when sit.