About This Product This multi-purpose armchair adds minimal style and extra seating to collaborative spaces, meeting rooms, and cafeterias. The shell seat is made from polypropylene, and it features angled arms to keep your elbows supported. Lumbar support keeps you comfortable while you tackle your to-do list or sit down for lunch, while its flexible design lets you gently lean back when you want to stretch. This chair also has the option of including casters on the legs for fuss-free mobility. Plus, it's stackable, allowing you to store it away with other chairs when it's not in use. Accommodates up to 300 lbs. Features Contoured seat and back with lumbar support Durable nylon glides High-impact polypropylene shell with flexing back for maximum comfort Stacks 25 high 0.75" Round silver steel frame with 18 gauge steel