BackJoy® SitSmart Posture+ is an innovative sitting device that naturally relieves back pain by optimizing your sitting posture. The Posture Plus style features comfortable, durable foam on the top that is completely weatherproof for indoor or outdoor use. Safe and effective, this device automatically positions your body in correct posture for all-day comfort. Its patented design works by tilting your hips upright and comfortably "floating" your spine over your seat. Great for use in the office or the automobile, Backjoy® is the perfect addition to your Ergonomic program.