This CHROME ADJUSTABLE LAB CHAIR by PERCH CHAIRS & STOOLS comes with STATIONARY CAPS to keep your stool from moving and firmly in place.All PERCH CHAIRS AND STOOLS are MADE IN THE USA with the best quality parts and craftmanship allowing us to offer an unheard of 12 Year Warranty on Parts and a Lifetime Warranty for Cylinders.A spacious 3" padded 18" diameter seat leans and tilts to provide improved posture and comfort. The durable 5 leg, 24" diameter high polished cast aluminum base is designed to withstand daily usage of 300 lbs. of weight. This chrome lab chair with adjustable back support is perfect for daily use in a medical or dental office, workshop, garage, salon, spa, or at home as a kitchen counter stool.Available in the following sizes: Desk Height 17"- 22", Medium - Workbench Height 20"- 28", and Tall - Counter Height 22"- 32".SIT SMART - WORK SMART! The ADJUSTABLE LAB CHAIR with STATIONARY CAPS by PERCH CHAIRS & STOOLS isn't just a chair, it's a tool! It's ergonomic design, world class components, and quality construction help you to work, learn, and play more effectively.