This lab stool from Safco features a manual lift height adjustment and low base with built in footrest. Safco low base lab stool offers a thick cushion that allows for enduring comfort. Swivel casters provide effortless movement throughout the work quarters. Safco's chrome base provides strength to handle the fast paced environment of a lab. Circular swivel motion serves to limit back strain.Features: Black rolling stool that swivelsComfortable and generously cushioned lab stoolScrew lift with low baseEasy-to-clean vinyl, making for easy maintenanceUse in institutional, educational or healthcare settings5-inch Height Range AdjustmentWorks well in healthcare environments where space in minimalSpecifications: Base Dimensions: 23" Dia.Capacity - Weight: 250 lbs.Color: BlackFinished Product Dimensions: 23"Dia. x 17 to 25"HFinished Product Weight: 18 lbs.Fire Retardancy: CAL 117-2013Material(s): Polyurethane (seat), Chrome Plated Steel BaseMeets Industry Standards: ANSI/BIFMAOverall Depth: 23"Overall Height: 17 to 25"Overall Width: 23"Seat Height: 17" to 25"Seat Size: 16"Dia.Upholstery: 100% VinylWheel / Caster Size (Diameter): 2"Wheel / Caster Style: Dual Wheel Hooded Carpet CastersLimited lifetime warranty from SAFCOThis chair normally ships within 2-3 business days from our VA warehouse.