Premium Extra-Thick Cushion & Luxurious LeatherSay goodbye to thinly padded stools with false comfort claims only 2-3 inches thick. This rolling stool features a genuinely oversized cushion 4.7 inches thick and 15.8 inches in diameter designed for all-day comfort. The seat cushions are scratch-resistant and easy to clean.Ultra-Quiet and Smooth WheelsThis rolling stool is equipped with PU wheels which are smooth, wear-resistant, have low starting force and a long service life. They can be used on various types of floors such as hardwood, laminated board, vinyl, tiles and carpets. Two of the five PU wheels can be locked to increase stability when needed.Ideal Height Adjustment RangeThe adjustable range of this height-adjustable rolling stool is 19.8 inches to 25 inches. This roller stool accommodates users from 5 feet to 6 feet 1 inch. Its versatile design makes it ideal for dental clinics, tattoo studios, salons, classrooms, kitchens, stage performances and more.Industrial-Grade Metal BaseThis rolling stool is equipped with a heavy-duty high-quality aluminum alloy air rod and base. It can be adjusted in height and offers solid stability with a 450 lb weight capacity.Tool-Free Assembly in 2 MinutesNo tools needed. It only takes 2 minutes to assemble this rolling stool by following the installation video.