The HON Volt Series Mesh Back Adjustable Task Stool is an ideal addition to your business, warehouse or home office area. Set it up in front of your desk for a comfortable place to sit and do paperwork or work on the computer. Or, use it in the break room at the warehouse, so employees will have a place to sit while they’re taking breaks. The black color will blend with any color scheme. The mesh back of the chair is breathable, which comes in handy in warmer temperatures. The back also provides an elegant look and maximum support. The generously-proportioned seat cushion will accommodate up to 250 lbs. The stain-resistant polyester upholstery will keep the stool looking good for years to come. Need to make adjustments? No problem. There’s an adjustable foot-ring for comfort and stability. There’s also pneumatic seat height adjustment, tilt tension and tilt lock. And it’s easy to move the task stool around. It’s on a five-star base with casters. What is the seat material made from? The seat is from stain-resistant polyester. Is there a warranty? Yes, this chair is backed by a HON Full Lifetime Warranty.