COMFORTABLE SEAT - our salon stools seat is made of quality thick foam. All design is made to ensure you a comfortable sitting experience when you need to sit for a long period of time. SWIVEL ROLLING STOOL: 360 degree swivel design make sure you and your guests or customers can move freely and communicate with others easily in any directions. Besides, the 5 foot caster wheels allow you a noise-free and smooth movement on any kinds of floors. HEIGHT ADJUSTABLE: it is convenient to adjust the seat height easily by pull up or down the handle besides seat. The seat height can be adjusted from about 18-22 in, and the whole chair height is around 22-25 in. STABLE AND DURABLE: the gas rod adopts safety explosion-proof gas rod and it is certified by Germany TUV for safer use. High-strength steel frame makes our spa stools more stable and durable. 100% SATISFACTION GUARANTEE:We provide the service of 90-Days Refund without Preconditions and 3-Years Limited Warranty.