Simple, yet bold, the Boss Office Products Task Chair adds personality to your workplace. Thick padded seat and back with built-in lumbar support Waterfall seat reduces stress to your legs Adjustable back depth Pneumatic seat height adjustment 5 Star nylon base allows smooth movement and stability Hooded double wheel casters Comes in durable easy-to-clean microfiber With adjustable arms Removable arms 6 Year limited warranty Best Boss Office Products Mid-Back Desk Chair