Achieve optimal posture all day long with the Zero Gravity Upright Posture Cushion by Good Monday. This innovative seat helps to reduce fatigue, alleviate stress and pain, and even improve your mood. This is all thanks to the ergonomic design. This design cushions your body to help you sit upright naturally. In fact, it produces a weightless sitting experience so you can get up feeling revitalized. The ZGUP, as it’s affectionately called, works with virtually any chair and even on the floor. No matter where you sit, your body will thank you. Over time, the ZGUP helps you to improve your posture by strengthening your core muscles. As a result, you’ll reduce neck, shoulder, and back pain to power through your day.