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- Bouncing on a Gymnic Hop 55 promotes balance and coordination in children while providing a fun workout
- The Hop 55 ships uninflated so parents can adjust the level of inflation according to the size and age of the child; includes 1 valve and 1 plug
- Patented handgrip ensures safe bouncing; inflated ball measures 22" in diameter and has a maximum sustainable weight of 160 pounds
- Made from soft, super-strong, latex-free, BPA-free and phthalate-free vinyl for years of worry-free enjoyment
- Suitable for children ages 7 and up
