Bounce and hop with PJ Masks for some fun, with a fantastic hopper ball! The Disney PJ Masks Hopper Ball is the perfect way for your child to expend all that extra energy! Offers fun and exercise at the same time as kids hang on and bounce to their hearts' content. Encourage children to play with, and jump on, the Disney PJ Masks Hopper Ball Hopper Ball is also a great way to get them to exercise, burn calories, and strengthen their bodies while enjoying a fun, and stimulating activity! Features a picture of PJ Masks superheroes and a handle grip while bouncing. Makes an amazing gift for little boys and girls. Ball diameter 40-45cm approx. (It will vary depending how much air it's been added)