★★★ 24-Hour Free Shipping Prime Service ★★★. 【360 Degrees Swivel】Rolling saddle stool is designed with five 360 degrees swivel castors, can be moved smoothly without causing damage to the surface, perfect for the situation that requires repeatedly swift movements or changes orientation. 【Comfortable】The shape of this saddle chair gives you a comfortable experience by reducing painful pressure on the back, and it can ensure you won't slide down from the chair when you move the chair. 【Easy Height Adjustment】Hydraulic gas lift system realizes easy height adjustment of the salon stool, and the height can be adjusted from 45.5-60cm/17.9-23.6”. Simply pull the handle lever while sitting to lower the seat, or pull it while standing to make the chair taller.