Alera Elusion Series Mesh Stool, Supports Up to 275 lb, 22.6" to 31.6" Seat Height, Black

Ergonomically designed stool adjusts to fit multiple users. Cool, breathable mesh back. Contoured seat cushion with waterfall edge to help relieve pressure on knees. Adjustable foot ring for leg support. Weighted steel reinforced five-star base with casters and also compatible with glides, which are sold separately. Height adjustable ratchet back for optimal lumbar support. Height- and width-adjustable arms with soft pads.