Safco extended-height lab stool – black vinyl get durability that’s economical and attractive. This long-wearing vinyl upholstered stool is easy to clean. It’s ideal for pairing with a drafting table, work bench or other standing height work surface. The stool features a pneumatic seat height adjustment that allows the user to raise and lower seat to suit different workstations and activities. Make adjustments manually by lifting lever to adjust seat height range from 22″ to 32″h. So you’re always at the right height no matter the task at hand. Stool rotates a full 360 degrees for enhanced user mobility and a more active seating experience. Five-star base with swivel casters has a built-in 18″ chrome foot ring that wraps around the stool to allow for multiple leg positions throughout the workday.