360 SWIVEL: Five heavy duty 360 swivel casters for smooth, easy and quiet rolling around your workspace and prevent your floor from scratches; rotatable seat is convenient to fetch things and for multi-tasking ADJUSTABLE HEIGHT: The seat height can be adjusted from 19.7" to 25.2" by lifting up the lever below the seat. Freely adjusted stool can meet your various needs. STURDY DURABLE: Chrome plated metal base has great performance in rust and corrosion resistance. And the 19" base circumference