* Contoured waterfall seat for improved leg circulation. Polyurethane: 18"W 17"D x 1.5"T Cloth/Vinyl: 19"W x 17.5"D x 3.75"T * Fully adjustable contoured backrest for effective lumbar back support. Polyurethane: 17"W x 12"D x 1"T Cloth/Vinyl: 16"W x 10"D x 2"T * Large 20" dia. adjustable chrome footring on higher models (-2, -3) * Easy-to-use pneumatic seat height adjustment. * Stable five star reinforced plastic base with heavy-duty stationary glides, casters optional. Polyurethane models: Black self-skinned & solid molded. Resist stains, damage from punctures, grease, water and chemicals. Meets flame retardant standards of FMVSS-302. Cloth & Vinyl models: Extra-thick 3" High-Resiliency Foam. Durable Olefin ® vinyl. Meets flame retardant standards of California Technical Bulletin #117. Larger ergonomic backrest available. The Brewer Company A best kept secret. With over 60 years of manufacturing experience, Brewer has become one of the most trusted names in commercial seating. Industrial settings, such as yours, requires seating that is comfortable, durable and safe. Brewer manufactures all of their seating in the United States. Industrial stools hold a 5 - 12 year warranty and a lifetime warranty on cylinders. Rest assured, you're working with the best. FOB Shipping Point. See Related Items tab for available options.