Our ergonomic vinyl stools adjust to fit most body types and workstations. The upholstered cushion includes highly durable molded polyurethane foam. Additional ergonomic benefits include an adjustable back rest with lumbar support for increased comfort during extended sitting durations. Optional seat tilt provides 8° forward and 3° backward locking tilt for ergonomic posture support. These desk height stools offer several customizable options, including your choice of casters or glides on a nylon-reinforced fiberglass base, and over 65 antimicrobial/antibacterial standard and custom vinyl color configurations. Each ergonomic stool is backed by our 15-year warranty, lifetime on the pneumatic cylinder.