The X-Large Counter-Height Lab Stool provides a wider and deeper seating surface for users who need maximum comfort at elevated workstations. The 22″ W × 21″ D seat offers exceptional upper-leg support and ample sitting room, making it ideal for users who prefer or require an expanded seat during long lab, clinical, or technical tasks. The fully upholstered 17″ W × 19″ H dual-curve backrest supports natural spinal alignment, while the counter-height pneumatic range of 24.5″ to 31″ allows easy positioning at high work surfaces. A 2.5″ sliding seat depth enables personalized leg support for improved comfort. Base model comes without arm rests. Designed for hygienic, fast-paced environments, this stool features a 20″ adjustable foot ring to encourage proper lower-leg posture during elevated sitting. Durable vinyl upholstery wipes clean quickly, and urethane dual-wheel casters provide smooth mobility, with optional locking casters available for added stability during precision tasks. The reinforced nylon base offers long-lasting durability, and included width plates allow armrests to be added when upper-body support is desired. This X-Large model is an excellent choice for users who need a wider, deeper seating option with full ergonomic adjustability at counter-height workstations.