Experience deeper, restorative sleep on The Sleep Number Bed by Select Comfort. Whether it’s our top-of-the-line Sleep Number 9000 mattress, or the Sleep Number 3000 bed model, which offers great sleep at a great value, Select Comfort can help you achieve your ideal combination of comfort, firmness and support. Each Sleep Number bed features patented, durable air chambers for a gentle cushion of dual adjustable support.