Best Choice Products Yoga Balance Exercise Ball w/ 2 Resistance Bands & Pump Yoga balance trainer is designed for multiple workouts to increase balance, stability, core strength, and endurance in the comfort of your own home Complete with a pump and 2 removable resistance bands, this versatile workout kit contributes to a full workout that targets arms, core, legs, and more Yoga balance trainer is crafted with durable polyvinyl chloride and sturdy polypropylene plastic that withstands heavy weights for long-lasting use Its lightweight, easy-to-carry design lets you take it with you to the gym, park, or a friend's house to get a convenient or scenic workout in Ball Dimensions: 23"(Dia) x 10"(H); Weight Capacity: 660 lbs.