The seating savvy will love the Trenton extended-height drafting stool. Trenton stools combine comfort, style and value. Features include thick, foam padded seat and backrest cushions upholstered in durable stain resistant fabric, contoured waterfall seat edge that helps promote circulation to the legs, spring action back for proper support, back height adjustment, pneumatic seat height adjustment, 360 degree swivel, adjustable chrome finish foot ring and a 5-star nylon base with dual wheel carpet casters. This chair meets or exceeds ANSI/BIFMA standards. Dimensions: Seat Size: 19.5"W x 16"D. Back Size: 16"W x 14"H. Seat Height Adjustment: 23" - 33"H. Weight: 32 lbs. Limited lifetime warranty from SAFCO. This chair normally ships within 2-3 business days.