product description 1.Sliding Ball Fitness Game Designed for active upper body workouts this tug-of-war style zoom ball game keeps kids active and having fun as they race to push and pull the ball between one another as fast as they can. 2.Long, Heavy-Duty Nylon Rope rope runs inside the zip ball which gives it a track to run on with each pull, so kids of all ages can pull and play without worrying about losing or dropping the ball. 3.Promote Active Outdoor Play The zoom ball for kids is a great way to get children up off the couching and playing outside with siblings or friends, which is important for keeping them healthy and energetic. 4.Strong Pull Handles Each rope end features two ultra-strong grips that give kids a slip-resistant hold over the ball and rope design, so they can more easily pull the ropes apart and send the ball sliding to the other side with ease. 5.Fun for Indoor Outdoor Play zip balls are fast-paced, kid-friendly, and can be played with in large indoor areas like gyms or big classrooms, or outside in the backyard, at the park, or when youre camping.