Cortech’s RazorBack Plastic Stack Chair provides durability and stability like few stack chairs can. Constructed from a single piece of polypropylene, the sturdy design stands up leaning and rocking and supports up to 1500 pounds. The ergonomic low back keeps users comfortable. Simply wipe with a damp cloth to clean. Drill through the feet to secure the chair to the floor. Select the flame-retardant option for added durability and safety.