TOTAL BODY WORKOUT: Accomplish a total body workout and develop muscular endurance with this 2-pack balance pods UNIQUE SHAPE: Features a flat side for a stable base and a dome side for balance challenges COMFORTABLE GRIP: Raised rings provide comfortable grip for your hands and feet NO SLIDING: Textured bottom prevents sliding so you can master the most complicated balance moves BUILD STRENGTH: Builds core strength and stability, improves balance and agility, and enhances body awareness and coordination