Enhance Your Fitness Routine: The Zelus balance trainer adds a new dimension to exercises like push ups, squats, lunges, yoga poses, and other workouts. It challenges your balance to improve your posture and tone muscles Safe & Stable Design: The textured PVC ball provides optimal stability and supports up to 660 lb., perfect for intense workouts, while the 26" ABS base firmly grips the ground thanks to its anti-skid TPR matting Maximize Your Gains: Combined with the two resistance bands, our exercise ball allows you to get a full body workout. Their wide cushioned grips keep things comfortable for shoulder raises, bicep curls, stability squats, and more Yoga Ball Included: Our balance half ball comes with a 25.6" yoga ball, adding versatility to your workouts and hitting your fitness goals faster. For safe use, be sure to exercise on a flat, stable surface Compact Storage: At just 7.9" tall, this half exercise ball fits easily under your bed or in your closet, even when fully inflated. It quickly deflates for smaller spaces and easy transport to the gym, park, or beach.