The Sterling Dental Stool offers the best comfort and stability, even after long sessions. Its solid mechanism enables the seat and backrest to adjust independently with heavy-duty gas-spring cylinders. The bowl-shaped seat and rib-hugging backrest ensure an exact fit while aligning the backrest to the lumbar. The "Free-Float" control lever ensures smooth motion with the stool while the waterfall front enhances circulation in the lower leg. By its structural design, this will be a durable stool that will provide dental professionals with the ergonomic support they need to work in comfort and functionality. Features and Benefits Rib-hugging back for lumbar support Bowl-shaped seat for optimal posture Standard metal base for stability Carpet casters in beige for easy mobility Standard foam cushioning for comfort Standard vinyl upholstery for durability Independent gas-spring cylinders for seat and backrest Deeply contoured seat for proper back contact Mechanism allows movement with "Free-Float" control Waterfall front for improved leg circulation Details Package Contains MFG Model# Sterling Doctor Stool 1 Piece C85SD