Sculptured Seat and Back Vinyl Drafting Chair with Adjustable Foot ring. Pneumatic Height Adjustment 24in to 34in overall. Heavy Duty Nylon Base with Dual Wheel Carpet Casters

Maintain comfort for extended periods of time Overall Dimensions: 49 1/2inH x 19 1/2inW x 23 1/2inD. Vinyl seat and back for comfort and durability. Pneumatic seat-height adjustment from 23in to 33in to accommodate different users. Nylon base for heavy-duty stability. Dual wheel carpet casters roll easily across floor and carpet. GREENGUARD certified - certified for low chemical emissions: UL.COM/GG - UL 2818. Ranked in two tiers: Certified and Gold. Tested to meet ANSI/BIFMA Performance Standards - Manufacturer testing has been conducted on this product to meet specific performance requirements and safety standards set forth by the American National Standards Institute (ANSI) and the Business and Institutional Furniture Manufacturers. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.