This lab stool from Safco features a manual lift height adjustment and low base with built in footrest.

Other features include :

Durable low maintenance vinyl upholstery

Generously cushioned 3-1/2" thick foam seat

Seat has a 16" diameter

360 degree swivel

Four-leg, 23" diameter base

Base features tubular chrome-plated steel

2" hooded dual-wheel carpet casters

Stool holds up to 250 lb.

Meets or exceeds ANSI/BIFMA standards

Limited lifetime warranty from SAFCO