119-VAM - Anti-Microbial Task Chair; Seat height adjusts instantly! Back height adjusts, too. Built-in lumbar support -- instant pitch adjustable back assures day-long comfort. The vinyl covering is easy to maintain in high-use environments. The anti-bacterial, anti-microbial vinyl covering is great for keeping rooms germ-free! Seat swivels 360 degrees. Gas lift seat height adjustment. Back height adjustment. Back pitch adjustment. Built-in lumbar support. Anti-microbial, anti-bacterial vinyl. Standard casters included. Optional glides (GLIDES) and hard floor casters (HF-CASTER) available separately. Weight capacity 250 lbs. Fully vinyl-covered back. Meets or exceeds ANSI/BIFMA standards.