Adjustable height:The saddle stool can adjust its height at will until it finds the most suitable height for you. HIGHT:47 cm-65 cm(centre), hold up 135kg Comfortable:Saddle shape and sponge cushion provide the most comfortable sitting feeling,can sit for a long time.The foot pedal can relieve leg pressure. 360 Saddle Seat:360 degree swivel, five-star roller,easy to roll on hard floor,safe for soft floor.Solid metal base, don't worry about tipping over. Multifunctional rolling stool chair: Can be used as office stool spa chair massage stool drawing stool drafting stool.