The revolutionary Swopper Chair is one ergonomic beauty that delivers a unique and flexible seating experience for comfier work when you need it and strengthens your back, core, and tone your abdominals all while you sit and work. . Design the perfect seat for you and feel the difference in your body's comfort levels and productivity at work. This revolutionary, engaging, and supremely flexible ergonomic chair provides back pain relief and comfortably works your core muscles with its elastic, springy movement that keeps your body engaged. Sitting and bouncing on this chair strengthens your back and works your abdominal muscles while also helping to improve respiration. Call for all the possible colors and features.