The Nickelodeon Spongebob Squarepants Bop Bag is comes at 42" tall, is a fun action-filled toy! Fill the bottom chamber with water or sand, then fill the top chamber, and it"s ready to go!The bop bag is great for exercising, and fun indoors and out. It is soft and safe when in use, and it deflates for easy storage. Please note: This is an inflatable product. There is a very small defect rate for a new product, but also it is possible to pop this, just like any other inflatable. (Pool toys, etc.) Please this in mind with your expectations of this product.