The ProsourceFit Core Balance Disc is a versatile tool designed to improve balance and core strength. It features a dual-textured surface with raised massaging bumps on one side and smoother bumps on the other for a non-slip grip. The disc is 14 inches in diameter and approximately 3 inches high, depending on inflation. It comes with a hand pump for easy inflation and deflation, making it portable and convenient for fitness on-the-go. Made of durable PVC, it can be used for standing balance exercises, seated or kneeling Pilates core workouts, or as a seat cushion to improve posture.