These chairs feature a handle cutout in the seat back and stack up to 5 high for transport and storage. Polypropylene seat and back with powder coated frame finish Sled base with plastic floor glides for added stability Southco E3-57-55 Series Knob-Handle Vise-Action Compression Latch Grip Range .625 to .750, Southco Single Hole Mount Grip Range .625" to .750" Emma And Oliver Home And Office Guest Chair Orange Full Back Contoured... Emma and Oliver Arcana Series Set of 5 Heavy Duty 660 lb. Capacity In fact, total weight capacity for this chair is an amazing 881 pounds. Plastic stacking chair: Steel frame can support up to 881 lbs. Yellow Metal Chairs Emma And Oliver Home And Office Burgundy Sled Base Stack Chair With Air Waiting Room Chairs Provide all-day comfort with this sled base stack chair with air-vent back. This chair is contoured with an ergonomic design for optimal comfort and back support. The air-vented back on this chair allows air to circulate, keeping you cool. A heavy duty, plastic seat and back, molded in an ergonomically contoured design, provide great comfort and reinforce good posture. No assembly is required - this chair ships to you fully assembled.